{"id":7391,"date":"2022-03-16T19:44:33","date_gmt":"2022-03-16T11:44:33","guid":{"rendered":"https:\/\/blog.ywdevops.cn\/?p=7391"},"modified":"2025-09-02T12:06:13","modified_gmt":"2025-09-02T04:06:13","slug":"go-16","status":"publish","type":"post","link":"https:\/\/blog.ywdevops.cn\/index.php\/2022\/03\/16\/go-16\/","title":{"rendered":"Go\u8bed\u8a00\u4e4b\u5e38\u7528\u5e93"},"content":{"rendered":"\n<p class=\"has-text-align-center has-medium-font-size wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\"><strong>encoding\/json\uff1a<\/strong><\/mark><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>encoding\/json<\/code>\u662f\u5b98\u65b9\u63d0\u4f9b\u7684\u6807\u51c6json, \u5b9e\u73b0<a rel=\"noreferrer noopener\" href=\"http:\/\/tools.ietf.org\/html\/rfc7159\" target=\"_blank\">RFC 7159\u4e2d<\/a>\u5b9a\u4e49\u7684JSON\u7f16\u7801\u548c\u89e3\u7801\u3002\u4f7f\u7528\u7684\u65f6\u5019\u9700\u8981\u9884\u5b9a\u4e49<code>struct<\/code>\uff0c\u539f\u7406\u662f\u901a\u8fc7<code>reflection<\/code>\u548c<code>interface<\/code>\u6765\u5b8c\u6210\u5de5\u4f5c, \u6027\u80fd\u4f4e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e38\u7528\u7684\u63a5\u53e3\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>func Marshal(v interface{}) ([]byte, error)<\/code>&nbsp; \/\/\u751f\u6210JSON\uff0c\u53c2\u6570\u4e3a\u7a7a\u63a5\u53e3\uff0c\u8868\u793a\u63a5\u53d7\u4efb\u610f\u7c7b\u578b\u53c2\u6570\uff0c\u8fd4\u56de\u5b57\u8282\u5207\u7247<\/li>\n\n\n\n<li><code>func Unmarshal(data []byte, v interface{}) error<\/code>&nbsp;  \/\/\u89e3\u6790JSON\u5230<code>struct<\/code>\uff0c\u53c2\u6570\u4e3a\u5b57\u8282\u5207\u7247\u4ee5\u53ca\u4efb\u610f\u7c7b\u578b<\/li>\n\n\n\n<li>func MarshalIndent(v interface{}, prefix, indent string) ([]byte, error) \/\/\u751f\u6210json\uff0c\u8fd4\u56de\u5b57\u8282\u5207\u7247\uff0c\u683c\u5f0f\u597d\u770b<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1\u3001JSON\u5e8f\u5217\u5316<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">(1)\u3001\u4e0b\u9762\u4f8b\u5b50\u8868\u793a\u901a\u8fc7Marshal()\u5c06\u7ed3\u6784\u4f53\u5e8f\u5217\u5316\u4e3ason\u6570\u636e\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"720\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/7-3-1024x720.png\" alt=\"\" class=\"wp-image-7568\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/7-3-1024x720.png 1024w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/7-3-300x211.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/7-3-768x540.png 768w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/7-3-600x422.png 600w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/7-3.png 1052w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"132\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/8-3-1024x132.png\" alt=\"\" class=\"wp-image-7570\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/8-3-1024x132.png 1024w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/8-3-300x39.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/8-3-768x99.png 768w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/8-3-600x77.png 600w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/8-3.png 1054w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4e0a\u56fe\u4e2d\u7b2c25\u884c\uff1aos.Stdout.Write()\u7528\u6cd5\u4e0efmt.Println()\u76f8\u540c\uff0cfmt.Println()\u662f\u5728os.Stdout.Write()\u57fa\u7840\u4e0a\u8fdb\u884c\u4e86\u5c01\u88c5\uff0c\u6dfb\u52a0\u4e86\u683c\u5f0f\u5316\u8f93\u51fa\uff0c\u4e0a\u56fe\u4e2d\u5982\u679c\u7528fmt\u6765\u6253\u5370\uff0c\u5e94\u8be5\u5199\u6210fmt.Println(string(result))<\/li>\n\n\n\n<li>\u7b2c10-12\u884c\uff1a\u7ed3\u6784\u4f53\u7684\u5b57\u6bb5\u540d\u9996\u5b57\u6bcd\u9700\u8981\u5927\u5199\uff0c\u5426\u5219\u65e0\u6cd5\u88abjson\u89e3\u6790\uff0cMarshal\u8fdb\u884c\u5e8f\u5217\u5316\u7684\u65f6\u5019\u662f\u533a\u5206\u5927\u5c0f\u5199\u7684\uff0c\u56e0\u6b64\u7ed3\u6784\u4f53\u548c\u5b9e\u4f8b\u5316\u7ed3\u6784\u4f53\u65f6\u5b57\u6bb5\u540d\u5fc5\u987b\u4e00\u81f4\uff0c\u90fd\u662f\u5927\u5199<\/li>\n<\/ul>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\u610f\uff1aMarshal()\u8fd4\u56de\u7c7b\u578b\u4e3a\u5b57\u8282\u5207\u7247\uff0c\u5982\u679c\u8981\u6b63\u5e38\u663e\u793a\uff0c\u9700\u8981\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\uff0c\u56e0\u6b64\u53ef\u5199\u6210  fmt.Println(string(result))<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">(2)\u3001\u4e0b\u9762\u4f8b\u5b50\u5c06\u7ed3\u6784\u4f53\u5207\u7247\u5e8f\u5217\u5316\u4e3aJSON\u6570\u636e\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"707\" height=\"555\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/7-6.png\" alt=\"\" class=\"wp-image-10106\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/7-6.png 707w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/7-6-300x236.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/7-6-600x471.png 600w\" sizes=\"auto, (max-width: 707px) 100vw, 707px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"733\" height=\"101\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/8-6.png\" alt=\"\" class=\"wp-image-10107\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/8-6.png 733w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/8-6-300x41.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/8-6-600x83.png 600w\" sizes=\"auto, (max-width: 733px) 100vw, 733px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">(3)\u3001\u5c06map\u5e8f\u5217\u5316\u4e3aJSON\u6570\u636e\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"411\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/9-6.png\" alt=\"\" class=\"wp-image-10110\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/9-6.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/9-6-300x174.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/9-6-600x348.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"707\" height=\"84\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/10-5.png\" alt=\"\" class=\"wp-image-10111\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/10-5.png 707w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/10-5-300x36.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/10-5-600x71.png 600w\" sizes=\"auto, (max-width: 707px) 100vw, 707px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">(4)\u3001\u5c06\u7ed3\u6784\u4f53\u6307\u9488\u5207\u7247\u5e8f\u5217\u5316\u4e3a\u5b57\u7b26\u4e32\u5207\u7247\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>package main\n\nimport (\n\t\"encoding\/json\"\n\t\"fmt\"\n\t\"log\"\n)\n\ntype abc struct {\n\tName string\n\tAge  string\n}\n\nvar a &#91;]*abc\n\nfunc main() {\n\t\/\/\u5b9a\u4e49\u7ed3\u6784\u4f53\u6307\u9488\u5207\u7247\n\ta = &#91;]*abc{\n\t\t{Name: \"hello\", Age: \"100\"},\n\t\t{Name: \"world\", Age: \"200\"},\n\t}\n\t\/\/\u5c06\u7ed3\u6784\u4f53\u6307\u9488\u5207\u7247\u5e8f\u5217\u5316\u4e3a\u5b57\u8282\u5207\u7247\n\tby, err := json.Marshal(a)\n\tif err != nil {\n\t\tlog.Fatal(err)\n\t}\n\tvar b &#91;]map&#91;string]string\n\t\/\/\u5c06\u5b57\u8282\u5207\u7247\u53cd\u5e8f\u5217\u5316\u4e3amap\u5207\u7247\n\terrs := json.Unmarshal(by, &amp;b)\n\tif errs != nil {\n\t\tlog.Fatal(errs)\n\t}\n\tvar d &#91;]string\n\t\/\/\u904d\u5386map\u5207\u7247,\u7136\u540e\u5c06\u91cc\u9762\u7684map\u5143\u7d20\u53cd\u5e8f\u5217\u5316\u4e3a\u5b57\u8282\u5207\u7247\u540e\u6dfb\u52a0\u5230\u5b57\u7b26\u4e32\u5207\u7247\u4e2d\n\tfor _, v := range b {\n\t\tc, err := json.Marshal(v)\n\t\tif err != nil {\n\t\t\tlog.Fatal(err)\n\t\t}\n\t\td = append(d, string(c))\n\t}\n\tfmt.Println(d)\n}\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"705\" height=\"72\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/1-2.png\" alt=\"\" class=\"wp-image-13578\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/1-2.png 705w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/1-2-300x31.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/1-2-600x61.png 600w\" sizes=\"auto, (max-width: 705px) 100vw, 705px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">2<strong>\u3001JSON\u53cd\u5e8f\u5217\u5316<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">(1)\u3001\u4e0b\u9762\u4f8b\u5b50\u8868\u793a\u901a\u8fc7 Unmarshal()\u5c06json\u6570\u636e\u89e3\u6790\u5230\u7ed3\u6784\u4f53\u4e2d(<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">\u7ed3\u6784\u4f53\u5b57\u6bb5\u540d\u8981\u5927\u5199<\/mark><\/strong>)\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"709\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/13-1-1024x709.png\" alt=\"\" class=\"wp-image-7583\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/13-1-1024x709.png 1024w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/13-1-300x208.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/13-1-768x532.png 768w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/13-1-600x415.png 600w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/13-1.png 1053w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"175\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/12-1-1024x175.png\" alt=\"\" class=\"wp-image-7581\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/12-1-1024x175.png 1024w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/12-1-300x51.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/12-1-768x131.png 768w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/12-1-600x102.png 600w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/12-1.png 1050w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7b2c10-13\u884c\uff1a\u5c06json\u6570\u636e\u8f6c\u6362\u4e3a[]byte\u5b57\u8282\u5207\u7247\u7c7b\u578b\uff0c\u5e76\u8d4b\u503c\u7ed9\u53d8\u91cfjsonToStruct\uff0c\u53d1\u5f15\u53f7\u8868\u793a\u91cc\u9762\u7684\u5185\u5bb9\u4e0d\u80fd\u8f6c\u4e49\uff0c\u4f46\u662f\u53ef\u4ee5\u6362\u884c\uff0c\u5982\u679c\u4e0d\u7528\u53cd\u5f15\u53f7\u800c\u7528\u53cc\u5f15\u53f7\uff0c\u90a3\u4e48json\u6570\u636e\u7684\u53cc\u5f15\u53f7\u90fd\u8981\u8f6c\u4e49\uff0c\u5426\u5219\u62a5\u9519<\/li>\n\n\n\n<li>\u7b2c14\u884c\uff1a\u58f0\u660e\u7ed3\u6784\u4f53\uff0c<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">\u5b57\u6bb5\u540d\u5fc5\u987b\u5927\u5199<\/mark><\/strong><\/li>\n\n\n\n<li>\u7b2c19\u884c\uff1a\u58f0\u660e\u7ed3\u6784\u4f53\u7c7b\u578b\u7684\u5207\u7247<\/li>\n\n\n\n<li>\u7b2c20\u884c\uff1a\u5c06\u5b57\u8282\u5207\u7247\u89e3\u6790(\u53cd\u5e8f\u5217\u5316)\u5230\u7ed3\u6784\u4f53person\u4e2d\uff0cUnmarshal\u7684\u7b2c\u4e00\u4e2a\u53c2\u6570\u4e3a\u5b57\u8282\u5207\u7247\u7c7b\u578b\uff0c\u7b2c\u4e8c\u4e2a\u53c2\u6570\u5fc5\u987b\u4e3a\u6307\u9488\u7c7b\u578b\uff0c\u5426\u5219\u65e0\u6cd5\u63a5\u6536\u6570\u636e\uff0cUnmarshal\u53cd\u5e8f\u5217\u5316\u4e0d\u533a\u5206\u5927\u5c0f\u5199\uff0c\u56e0\u6b64\u7b2c11-12\u884c\u7684\u5b57\u6bb5\u540d\u6539\u4e3a\u5c0f\u5199\u4e5f\u662f\u53ef\u4ee5\u7684<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">(2)\u3001\u5c06\u6570\u636e\u5355\u72ec\u5199\u5728\u5916\u9762\uff0c\u4e0d\u653e\u5728[]byte()\u4e2d\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"512\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/8.png\" alt=\"\" class=\"wp-image-17749\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/8.png 650w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/8-300x236.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/8-600x473.png 600w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">(3)\u3001\u4e0b\u9762\u662f\u4e00\u4e2a\u5c06[]byte\u5207\u7247\u53cd\u5e8f\u5217\u5316\u5230\u7ed3\u6784\u4f53\u6307\u9488\u5207\u7247\u7684\u4f8b\u5b50\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"612\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/08\/9-1.png\" alt=\"\" class=\"wp-image-9580\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/08\/9-1.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/08\/9-1-300x259.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/08\/9-1-600x519.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6267\u884c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"91\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/08\/10-1.png\" alt=\"\" class=\"wp-image-9582\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/08\/10-1.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/08\/10-1-300x39.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/08\/10-1-600x77.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">(4)\u3001\u4e0b\u9762\u4f8b\u5b50\u662f\u5c06[]byte\u53cd\u5e8f\u5217\u5316\u5230\u7ed3\u6784\u4f53\u4e2d\uff0c\u8fd4\u56de\u4e3a\u7ed3\u6784\u4f53\u6307\u9488\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"609\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/08\/11-1.png\" alt=\"\" class=\"wp-image-9585\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/08\/11-1.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/08\/11-1-300x258.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/08\/11-1-600x516.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"99\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/08\/12-1.png\" alt=\"\" class=\"wp-image-9586\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/08\/12-1.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/08\/12-1-300x42.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/08\/12-1-600x84.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">(5)\u3001\u5c06JSON\u6570\u636e\u53cd\u5e8f\u5217\u5316\u5230map\u4e2d\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"386\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/11-5.png\" alt=\"\" class=\"wp-image-10113\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/11-5.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/11-5-300x163.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/11-5-600x327.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u7a0b\u5e8f\u8fd0\u884c\u7ed3\u679c\u4e3a:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"74\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/12-4.png\" alt=\"\" class=\"wp-image-10114\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/12-4.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/12-4-300x31.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/12-4-600x63.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">(6)\u3001\u5c06\u4e00\u4e2a\u4e8c\u7ef4\u5207\u7247\u53cd\u5e8f\u5217\u5316\u5230\u7ed3\u6784\u4f53\u5207\u7247\u4e2d\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"717\" height=\"725\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/17.png\" alt=\"\" class=\"wp-image-13521\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/17.png 717w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/17-297x300.png 297w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/17-593x600.png 593w\" sizes=\"auto, (max-width: 717px) 100vw, 717px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"711\" height=\"120\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/18.png\" alt=\"\" class=\"wp-image-13522\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/18.png 711w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/18-300x51.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/18-600x101.png 600w\" sizes=\"auto, (max-width: 711px) 100vw, 711px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bf4\u660e\uff1a\u4e0a\u9762\u4e8c\u7ef4\u5207\u7247\u4e2d\u7528\u7684\u53cd\u5f15\u53f7\u4e5f\u53ef\u4ee5\u8d77\u5230\u5c06json\u6570\u636e\u4f5c\u4e3a\u5b57\u7b26\u4e32\u4f7f\u7528\uff0c\u7528\u53cd\u5f15\u53f7\u7684\u597d\u5904\u662fjson\u91cc\u9762\u7684\u53cc\u5f15\u53f7\u90fd\u4e0d\u7528\u8f6c\u4e49\u4e86\uff0c\u5982\u679c\u4e0d\u7528\u53cd\u5f15\u53f7\u800c\u7528\u53cc\u5f15\u53f7\uff0c\u90a3\u4e48json\u91cc\u7684\u53cc\u5f15\u53f7\u90fd\u8981\u8fdb\u884c\u8f6c\u4e49\uff0c\u5982\u679c\u8981\u8bb2\u5b57\u8282\u5207\u7247\u53cd\u5e8f\u5217\u5316\u5230\u7ed3\u6784\u4f53\u5207\u7247\u4e2d\uff0c\u90a3\u4e48\u8f6c\u6362\u4e3a\u5b57\u8282\u5207\u7247\u7684\u5b57\u7b26\u4e32\u4e2d\u5fc5\u987b\u5305\u542b[ ]\u7b26\u53f7\uff0c\u56e0\u6b64s1\u5c31\u662f\u62fc\u63a5[ ]<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001\u4e0b\u9762\u4f8b\u5b50\u8868\u793a\u4f7f\u7528MarshalIndent()\u548cMarshal()\u751f\u6210json\uff0c\u5e76\u5bf9\u6bd4\u7ed3\u679c\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"747\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/9-2-1024x747.png\" alt=\"\" class=\"wp-image-7616\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/9-2-1024x747.png 1024w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/9-2-300x219.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/9-2-768x560.png 768w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/9-2-600x438.png 600w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/9-2.png 1050w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd0\u884c\u7ed3\u679c\u53ef\u4ee5\u770b\u51fa\uff0c\u901a\u8fc7MarshalIndent()\u751f\u6210\u7684json\u66f4\u52a0\u76f4\u89c2\u597d\u770b\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"208\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/10-2-1024x208.png\" alt=\"\" class=\"wp-image-7617\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/10-2-1024x208.png 1024w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/10-2-300x61.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/10-2-768x156.png 768w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/10-2-600x122.png 600w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/10-2.png 1056w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ece\u540d\u5b57\u4e0a\u770b\u51fa\uff0cMarshalIndent()\u548cMarshal()\u4e4b\u95f4\u76f8\u5dee\u4e00\u4e2aIndent()\u51fd\u6570\uff0cIndent()\u5bf9\u8bfb\u7684\u7ed3\u679c\u505a\u4e86\u4e00\u4e9b\u5904\u7406\uff0c\u7b80\u5355\u8bf4\u5c31\u662f\u5bf9Json \u591a\u4e86\u4e00\u4e9b\u683c\u5f0f\u5904\u7406\uff0cMarshalIndent()\u51fd\u6570\u5b9e\u73b0\u91cc\u5c31\u8c03\u7528\u4e86Indent()<\/p>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\u610f\uff1a\u7ed3\u6784\u4f53\u7684\u5b57\u6bb5\u7684\u9996\u5b57\u6bcd\u5fc5\u987b\u5927\u5199\uff0c\u5426\u5219\u89e3\u6790\u4e0d\u5230<\/p>\n\n\n\n<p class=\"has-text-align-center has-medium-font-size wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">flag<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Go\u8bed\u8a00\u5185\u7f6e\u7684<code>flag<\/code>\u5305\u5b9e\u73b0\u4e86\u547d\u4ee4\u884c\u53c2\u6570\u7684\u89e3\u6790\uff0c<code>flag<\/code>\u5305\u4f7f\u5f97\u5f00\u53d1\u547d\u4ee4\u884c\u5de5\u5177\u66f4\u4e3a\u7b80\u5355<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u4f7f\u7528\u7684\u65f6\u5019\u9700\u8981\u5bfc\u5165flag\u5305\uff0c\u53ef\u6267\u884c\u547d\u4ee4import flag\u5373\u53ef<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001flag\u5305\u652f\u6301\u7684\u547d\u4ee4\u884c\u53c2\u6570\u7c7b\u578b\u6709<code>bool<\/code>\u3001<code>int<\/code>\u3001<code>int64<\/code>\u3001<code>uint<\/code>\u3001<code>uint64<\/code>\u3001<code>floatfloat64<\/code>\u3001<code>string<\/code>\u3001<code>duration<\/code>(\u65f6\u95f4\u533a\u95f4)<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>flag\u53c2\u6570<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>\u6709\u6548\u503c<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u5b57\u7b26\u4e32flag<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u5408\u6cd5\u5b57\u7b26\u4e32<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u6574\u6570flag<\/td><td class=\"has-text-align-center\" data-align=\"center\">1234\u30010664\u30010x1234\u7b49\u7c7b\u578b\uff0c\u4e5f\u53ef\u4ee5\u662f\u8d1f\u6570<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u6d6e\u70b9\u6570flag<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u5408\u6cd5\u6d6e\u70b9\u6570<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">bool\u7c7b\u578bflag<\/td><td class=\"has-text-align-center\" data-align=\"center\">1, 0, t, f, T, F, true, false, TRUE, FALSE, True, False<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u65f6\u95f4\u6bb5flag<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u4efb\u4f55\u5408\u6cd5\u7684\u65f6\u95f4\u6bb5\u5b57\u7b26\u4e32\u3002\u5982\u201d300ms\u201d\u3001\u201d-1.5h\u201d\u3001\u201d2h45m\u201d\u3002<br>\u5408\u6cd5\u7684\u5355\u4f4d\u6709\u201dns\u201d\u3001\u201dus\u201d \/\u201c\u00b5s\u201d\u3001\u201dms\u201d\u3001\u201ds\u201d\u3001\u201dm\u201d\u3001\u201dh\u201d<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001\u6709\u4ee5\u4e0b\u4e24\u79cd\u5e38\u7528\u7684\u5b9a\u4e49\u547d\u4ee4<strong>\u884c<code>flag<\/code>\u53c2\u6570\u7684\u65b9\u6cd5\uff1a<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\u79cd\uff0c<strong>flag.Type()<\/strong>\uff0c\u8bed\u6cd5\u683c\u5f0f\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>flag.Type(flag\u540d, \u9ed8\u8ba4\u503c, \u5e2e\u52a9\u4fe1\u606f)<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a\u5b9a\u4e49\u59d3\u540d\u3001\u5e74\u9f84\u3001\u6027\u522b\u3001\u65e5\u671f\u7b49\u547d\u4ee4\u884c\u53c2\u6570\uff0c\u53ef\u4f7f\u7528\u5982\u4e0b\u65b9\u5f0f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>name := flag.String(\"name\", \"\u5f20\u4e09\", \"\u59d3\u540d\")\nage := flag.Int(\"age\", 30, \"\u5e74\u9f84\")\ngender := flag.Bool(\"gender\", false, \"\u7537\")\ndatetime := flag.Duration(\"datetime\", 0, \"\u65f6\u95f4\u95f4\u9694\")<\/code><\/pre>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u6b64\u65f6<code>name<\/code>\u3001<code>age<\/code>\u3001 gender \u3001<code>datetime<\/code>\u5747\u4e3a\u5bf9\u5e94\u7c7b\u578b\u7684\u6307\u9488<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e8c\u79cd\uff0c<strong>flag.TypeVar()<\/strong>\uff0c\u8bed\u6cd5\u683c\u5f0f\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>flag.TypeVar(Type\u6307\u9488, flag\u540d, \u9ed8\u8ba4\u503c, \u5e2e\u52a9\u4fe1\u606f)<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"> \u4f8b\u5982\uff1a\u5b9a\u4e49\u59d3\u540d\u3001\u5e74\u9f84\u3001\u6027\u522b\u3001\u65e5\u671f\u7b49\u547d\u4ee4\u884c\u53c2\u6570\uff0c\u53ef\u4f7f\u7528\u5982\u4e0b\u65b9\u5f0f\uff1a <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>var name string\nvar age int\nvar gender bool\nvar datetime time.Duration\nflag.StringVar(&amp;name, \"name\", \"\u5f20\u4e09\", \"\u59d3\u540d\")\nflag.IntVar(&amp;age, \"age\", 38, \"\u5e74\u9f84\")\nflag.BoolVar(&amp;gender, \"gender\", false, \"\u7537\")\nflag.DurationVar(&amp;datetime, \"datetime\", 0, \"\u65f6\u95f4\u95f4\u9694\")<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4\u3001flag.Parse()<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7\u4ee5\u4e0a\u4e24\u79cd\u65b9\u6cd5\u5b9a\u4e49\u597d\u547d\u4ee4\u884cflag\u53c2\u6570\u540e\uff0c\u9700\u8981\u901a\u8fc7\u8c03\u7528<code>flag.Parse()<\/code>\u6765\u5bf9\u547d\u4ee4\u884c\u53c2\u6570\u8fdb\u884c\u89e3\u6790<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u652f\u6301\u7684\u547d\u4ee4\u884c\u53c2\u6570\u683c\u5f0f\u6709\u4ee5\u4e0b\u51e0\u79cd\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>-flag xxx<\/code>&nbsp;\uff08\u4f7f\u7528\u7a7a\u683c\uff0c\u4e00\u4e2a<code>\"-<\/code>&#8220;\u7b26\u53f7\uff09<\/li>\n\n\n\n<li><code>--flag xxx<\/code>&nbsp;\uff08\u4f7f\u7528\u7a7a\u683c\uff0c\u4e24\u4e2a&#8221;<code>-\"<\/code>\u7b26\u53f7\uff09<\/li>\n\n\n\n<li><code>-flag=xxx<\/code>&nbsp;\uff08\u4f7f\u7528\u7b49\u53f7\uff0c\u4e00\u4e2a<code>\"-<\/code>&#8220;\u7b26\u53f7\uff09<\/li>\n\n\n\n<li><code>--flag=xxx<\/code>&nbsp;\uff08\u4f7f\u7528\u7b49\u53f7\uff0c\u4e24\u4e2a<code>\"-<\/code>&#8220;\u7b26\u53f7\uff09<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5176\u4e2d\uff0c\u5e03\u5c14\u7c7b\u578b\u7684\u53c2\u6570\u5fc5\u987b\u4f7f\u7528\u7b49\u53f7\u7684\u65b9\u5f0f\u6307\u5b9a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0b\u9762\u4f8b\u5b50\u8868\u793a\u901a\u8fc7flag.TypeVar()\u65b9\u5f0f\u5b9a\u4e49\u547d\u4ee4\u884c\u53c2\u6570\uff0c\u5e76\u89e3\u6790\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"394\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/15-1-1024x394.png\" alt=\"\" class=\"wp-image-7601\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/15-1-1024x394.png 1024w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/15-1-300x115.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/15-1-768x295.png 768w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/15-1-600x231.png 600w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/15-1.png 1056w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b63\u786e\u4f7f\u7528\u547d\u4ee4\u884c\u53c2\u6570\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"135\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/16-1-1024x135.png\" alt=\"\" class=\"wp-image-7603\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/16-1-1024x135.png 1024w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/16-1-300x39.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/16-1-768x101.png 768w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/16-1-600x79.png 600w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/16-1.png 1050w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">f<strong>lag\u5176\u4ed6\u51fd\u6570\uff1a<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">flag.NArg()  \/\/\u8fd4\u56de\u547d\u4ee4\u884c\u53c2\u6570\u540e\u7684\u5176\u4ed6\u53c2\u6570\u4e2a\u6570\nflag.Args()  \/\/\u8fd4\u56de\u547d\u4ee4\u884c\u53c2\u6570\u540e\u7684\u5176\u4ed6\u53c2\u6570\uff0c\u4ee5[]string\u7c7b\u578b\nflag.NFlag() \/\/\u8fd4\u56de\u4f7f\u7528\u7684\u547d\u4ee4\u884c\u53c2\u6570\u4e2a\u6570<\/pre>\n\n\n\n<p class=\"has-text-align-center has-medium-font-size wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">bufio<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u901a\u8fc7bufio.NewReader\u5b9e\u73b0\u4ece\u6807\u51c6\u8f93\u5165\u4e2d\u8bfb\u53d6\u6570\u636e(\u53ef\u4ee5\u662f\u952e\u76d8\u8f93\u5165)\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"706\" height=\"399\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/2-9.png\" alt=\"\" class=\"wp-image-9250\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/2-9.png 706w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/2-9-300x170.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/2-9-600x339.png 600w\" sizes=\"auto, (max-width: 706px) 100vw, 706px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>4-8\u884c\uff1a\u9700\u8981\u5bfc\u5165\u7684\u76f8\u5173\u5305<\/li>\n\n\n\n<li>13\u884c\uff1a\u4ece\u6807\u51c6\u8f93\u5165\u4e2d\u8bfb\u53d6\u6570\u636e\uff0c\u53ef\u4ee5\u7406\u89e3\u4e3a\u952e\u76d8\u8f93\u5165<\/li>\n\n\n\n<li>14\u884c\uff1a\u4ece\u6807\u51c6\u8f93\u5165\u8bfb\u6570\u636e\u540e\uff0c\u76f4\u5230\u6309\u4e86Enter\u540e\uff0c\u4e5f\u5c31\u662f\u6362\u884c\u7b26\u540e\uff0c\u505c\u6b62\uff0c\u8fd4\u56de\u5b57\u7b26\u4e32<\/li>\n\n\n\n<li>15\u884c-17\u884c\uff1a\u5224\u65ad\u9519\u8bef\u662f\u5426\u4e3anil\uff0clog.Fatal\u8868\u793a\u5982\u679c\u6709\u9519\u8bef\u7acb\u5373\u505c\u6b62\u7a0b\u5e8f<\/li>\n\n\n\n<li>18\u884c\uff1astrings.TrimSpace()\u8868\u793a\u53bb\u9664\u5b57\u7b26\u4e32\u4e24\u8fb9\u7684\u7a7a\u683c\uff0c\u4e2d\u95f4\u7684\u7a7a\u683c\u4fdd\u7559<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee3\u7801\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"117\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/3-8.png\" alt=\"\" class=\"wp-image-9251\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/3-8.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/3-8-300x50.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/3-8-600x99.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u901a\u8fc7bufio.Read([]byte)\u5c06Reader\u8bfb\u53d6\u5230\u5b57\u8282\u5207\u7247\u4e2d\uff0c\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>func (b *Reader) Read(p &#91;]byte) (n int, err error)<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0b\u9762\u4f8b\u5b50\u8bfb\u53d6\u672c\u5730\u7684file.txt\u6587\u4ef6\uff0c\u5e76\u5c06\u6570\u636e\u5199\u5165\u5230\u5b57\u8282\u5207\u7247\u4e2d\uff0c\u6700\u540e\u6253\u5370\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"550\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/4-1.png\" alt=\"\" class=\"wp-image-13635\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/4-1.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/4-1-300x233.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/4-1-600x466.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\u610f\uff1a\u4e0a\u9762\u7684b.Read(c)\u8fd4\u56de\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\u662f\u5b9e\u9645\u5199\u5165\u5207\u7247c\u4e2d\u7684\u5b57\u8282\u6570\uff0c\u53ef\u901a\u8fc7\u6b64\u5b57\u8282\u6570\u6765\u5bf9\u5207\u7247b\u8fdb\u884c\u88c1\u526a\u83b7\u53d6\u4e00\u4e2a\u65b0\u7684\u5207\u7247(\u4e0d\u88c1\u526a\u90a3\u4e48c\u5207\u7247\u7684\u957f\u5ea6\u53ef\u80fd\u6bd4\u5b9e\u9645\u7684\u5b57\u8282\u6570\u8981\u591a\uff0c\u5982\u679c\u53cd\u5e8f\u5217\u5316\u5230\u7ed3\u6784\u4f53\u4f1a\u51fa\u95ee\u9898)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001\u901a\u8fc7bufio\u548cnet\/http\u5b9e\u73b0\u6587\u4ef6\u4e0b\u8f7d<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"701\" height=\"642\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/7.jpg\" alt=\"\" class=\"wp-image-16217\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/7.jpg 701w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/7-300x275.jpg 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/7-600x550.jpg 600w\" sizes=\"auto, (max-width: 701px) 100vw, 701px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-medium-font-size wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">strconv<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u901a\u8fc7strconv.Atoi()\u51fd\u6570\uff0c\u5c06\u5b57\u7b26\u4e32\u7c7b\u578b\u7684\u6570\u5b57\u8f6c\u6362\u4e3aint\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"722\" height=\"387\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/4-8.png\" alt=\"\" class=\"wp-image-9254\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/4-8.png 722w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/4-8-300x161.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/4-8-600x322.png 600w\" sizes=\"auto, (max-width: 722px) 100vw, 722px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>11\u884c\uff1a\u5b9a\u4e49\u5b57\u7b26\u4e32\uff0c\u4e3a\u6570\u5b57\u7c7b\u578b\u7684\u5b57\u7b26\u4e32<\/li>\n\n\n\n<li>12\u884c\uff1a\u6253\u5370\u53d8\u91cf\u7c7b\u578b<\/li>\n\n\n\n<li>13\u884c\uff1a\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6574\u6570<\/li>\n\n\n\n<li>14-16\u884c\uff1a\u5224\u65ad\u8f6c\u6362\u8fc7\u7a0b\u4e2d\u662f\u5426\u6709\u9519\u8bef<\/li>\n\n\n\n<li>18\u884c\uff1a\u6253\u5370\u8f6c\u6362\u540e\u7684\u53d8\u91cf\u7c7b\u578b<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee3\u7801\u6267\u884c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"707\" height=\"102\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/5-9.png\" alt=\"\" class=\"wp-image-9256\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/5-9.png 707w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/5-9-300x43.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/5-9-600x87.png 600w\" sizes=\"auto, (max-width: 707px) 100vw, 707px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u901a\u8fc7strconv.Itoa()\u51fd\u6570\u5c06int\u7c7b\u578b\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u7c7b\u578b\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"726\" height=\"323\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/7-8.png\" alt=\"\" class=\"wp-image-9260\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/7-8.png 726w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/7-8-300x133.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/7-8-600x267.png 600w\" sizes=\"auto, (max-width: 726px) 100vw, 726px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"706\" height=\"102\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/8-6.png\" alt=\"\" class=\"wp-image-9262\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/8-6.png 706w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/8-6-300x43.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/8-6-600x87.png 600w\" sizes=\"auto, (max-width: 706px) 100vw, 706px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001\u901a\u8fc7bufio.NewScanner\u8bfb\u53d6\u6587\u4ef6\uff0cstrconv.ParseFloat\u8f6c\u6362\u7c7b\u578b\u4e3afloat64\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"729\" height=\"516\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/4-9.png\" alt=\"\" class=\"wp-image-9283\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/4-9.png 729w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/4-9-300x212.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/4-9-600x425.png 600w\" sizes=\"auto, (max-width: 729px) 100vw, 729px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>13\u884c\uff1a\u6253\u5f00\u6587\u4ef6data.txt<\/li>\n\n\n\n<li>14-16\u884c\uff1a\u5982\u679c\u6253\u5f00\u6587\u4ef6\u51fa\u9519\uff0c\u505c\u6b62\u5e76\u9000\u51fa\u7a0b\u5e8f<\/li>\n\n\n\n<li>17\u884c\uff1a\u4e3a\u6587\u4ef6\u521b\u5efa\u4e00\u4e2aScanner\uff0c\u901a\u8fc7go doc bufio NewScanner\u53ef\u67e5\u770b \u7528\u6cd5<\/li>\n\n\n\n<li>18\u884c\uff1a\u901a\u8fc7Scan()\u65b9\u6cd5\u4ece\u6587\u4ef6\u4e2d\u8bfb\u7269\u4e00\u884c\u6587\u672c\uff0c\u8bfb\u53d6\u6210\u529f\u8fd4\u56detrue\uff0c\u5931\u8d25\u8fd4\u56defalse <\/li>\n\n\n\n<li>19\u884c\uff1a\u901a\u8fc7ParseFloat\u5c06\u8bfb\u53d6\u5185\u5bb9\u8f6c\u6362\u4e3afloat64\uff0c\u901a\u8fc7go doc strconv ParseFloat\u53ef\u67e5\u770b\u7528\u6cd5<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"717\" height=\"116\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/5-10.png\" alt=\"\" class=\"wp-image-9285\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/5-10.png 717w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/5-10-300x49.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/5-10-600x97.png 600w\" sizes=\"auto, (max-width: 717px) 100vw, 717px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-medium-font-size wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">strings<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u901a\u8fc7\u51fd\u6570strings.HasPrefix\u51fd\u6570\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4ee5\u6307\u5b9a\u7684\u5b57\u6bcd\u5f00\u5934\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"711\" height=\"406\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/8-5.png\" alt=\"\" class=\"wp-image-7774\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/8-5.png 711w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/8-5-300x171.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/8-5-600x343.png 600w\" sizes=\"auto, (max-width: 711px) 100vw, 711px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\uff1a <\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"707\" height=\"97\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/9-4.png\" alt=\"\" class=\"wp-image-7775\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/9-4.png 707w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/9-4-300x41.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/9-4-600x82.png 600w\" sizes=\"auto, (max-width: 707px) 100vw, 707px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001 \u901a\u8fc7\u51fd\u6570strings.HasSuffix\u51fd\u6570\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4ee5\u6307\u5b9a\u7684\u5b57\u6bcd\u7ed3\u5c3e\uff0c\u5982\u56fe\uff1a <\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"404\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/6-4.png\" alt=\"\" class=\"wp-image-7771\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/6-4.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/6-4-300x171.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/6-4-600x342.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"112\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/7-5.png\" alt=\"\" class=\"wp-image-7772\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/7-5.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/7-5-300x47.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/7-5-600x95.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001\u901a\u8fc7\u51fd\u6570strings.Contains()\u6765\u5224\u65ad\u5b57\u7b26\u4e32\u4e2d\u662f\u5426\u5305\u542b\u6307\u5b9a\u7684\u5b57\u7b26\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"711\" height=\"413\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/10-5.png\" alt=\"\" class=\"wp-image-7777\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/10-5.png 711w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/10-5-300x174.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/10-5-600x349.png 600w\" sizes=\"auto, (max-width: 711px) 100vw, 711px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"95\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/11-4.png\" alt=\"\" class=\"wp-image-7779\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/11-4.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/11-4-300x40.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/11-4-600x81.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">4\u3001\u901a\u8fc7Index()\u5224\u65ad\u5b50\u5b57\u7b26\u4e32\u6216\u8005\u5b57\u7b26\u5728\u7236\u5b57\u7b26\u4e32\u4e2d\u51fa\u73b0\u7684\u4f4d\u7f6e\uff0c\u5373\u7d22\u5f15\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"386\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/12-2.png\" alt=\"\" class=\"wp-image-7781\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/12-2.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/12-2-300x164.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/12-2-600x327.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"86\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/13-2.png\" alt=\"\" class=\"wp-image-7783\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/13-2.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/13-2-300x36.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/13-2-600x73.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">5\u3001\u901a\u8fc7LastIndex()\u5224\u65ad\u5b57\u7b26\u5728\u7236\u5b57\u7b26\u4e32\u4e2d\u6700\u540e\u4e00\u6b21\u51fa\u73b0\u7684\u7d22\u5f15\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"707\" height=\"391\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/14-2.png\" alt=\"\" class=\"wp-image-7785\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/14-2.png 707w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/14-2-300x166.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/14-2-600x332.png 600w\" sizes=\"auto, (max-width: 707px) 100vw, 707px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"106\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/15-2.png\" alt=\"\" class=\"wp-image-7786\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/15-2.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/15-2-300x45.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/15-2-600x90.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">6\u3001\u901a\u8fc7Replace()\u5c06\u6307\u5b9a\u7684\u5b57\u7b26\u66ff\u6362\u4e3a\u6307\u5b9a\u7684\u5b57\u7b26\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"704\" height=\"393\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/16-2.png\" alt=\"\" class=\"wp-image-7788\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/16-2.png 704w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/16-2-300x167.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/16-2-600x335.png 600w\" sizes=\"auto, (max-width: 704px) 100vw, 704px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"101\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/17-1.png\" alt=\"\" class=\"wp-image-7789\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/17-1.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/17-1-300x43.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/17-1-600x86.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\uff1aReplace\u6700\u540e\u7684-1\u8868\u793a\u66ff\u6362\u6240\u6709<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">7\u3001\u7edf\u8ba1\u6307\u5b9a\u5b57\u7b26\u4e32\u6216\u5b57\u7b26\u51fa\u73b0\u7684\u975e\u91cd\u53e0\u6b21\u6570\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"712\" height=\"429\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/18-1.png\" alt=\"\" class=\"wp-image-7791\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/18-1.png 712w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/18-1-300x181.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/18-1-600x362.png 600w\" sizes=\"auto, (max-width: 712px) 100vw, 712px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"103\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/19-1.png\" alt=\"\" class=\"wp-image-7793\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/19-1.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/19-1-300x44.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/19-1-600x87.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">8\u3001\u901a\u8fc7Repeat()\u51fd\u6570\u6765\u91cd\u590d\u5b57\u7b26\u4e32\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"393\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/20.png\" alt=\"\" class=\"wp-image-7795\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/20.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/20-300x167.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/20-600x333.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"710\" height=\"87\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/21.png\" alt=\"\" class=\"wp-image-7797\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/21.png 710w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/21-300x37.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/21-600x74.png 600w\" sizes=\"auto, (max-width: 710px) 100vw, 710px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">9\u3001\u901a\u8fc7\u51fd\u6570ToLower()\u51fd\u6570\uff0c\u5c06\u5b57\u7b26\u4e32\u4e2d\u7684\u6240\u6709\u5b57\u7b26\u90fd\u8f6c\u6362\u4e3a\u5c0f\u5199\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"706\" height=\"392\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/22.png\" alt=\"\" class=\"wp-image-7799\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/22.png 706w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/22-300x167.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/22-600x333.png 600w\" sizes=\"auto, (max-width: 706px) 100vw, 706px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"706\" height=\"90\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/23.png\" alt=\"\" class=\"wp-image-7801\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/23.png 706w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/23-300x38.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/23-600x76.png 600w\" sizes=\"auto, (max-width: 706px) 100vw, 706px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">10\u3001\u901a\u8fc7\u51fd\u6570ToUpper()\u51fd\u6570\uff0c\u5c06\u5b57\u7b26\u4e32\u4e2d\u7684\u6240\u6709\u5b57\u7b26\u8f6c\u6362\u4e3a\u5927\u5199\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"389\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/24.png\" alt=\"\" class=\"wp-image-7802\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/24.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/24-300x165.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/24-600x330.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"710\" height=\"96\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/25.png\" alt=\"\" class=\"wp-image-7803\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/25.png 710w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/25-300x41.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/25-600x81.png 600w\" sizes=\"auto, (max-width: 710px) 100vw, 710px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">11\u3001\u901a\u8fc7TrimSpace()\u51fd\u6570\uff0c\u53bb\u9664\u5b57\u7b26\u4e32\u5f00\u5934\u548c\u7ed3\u5c3e\u7684\u7a7a\u683c\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"711\" height=\"392\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/26.png\" alt=\"\" class=\"wp-image-7805\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/26.png 711w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/26-300x165.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/26-600x331.png 600w\" sizes=\"auto, (max-width: 711px) 100vw, 711px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"92\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/27.png\" alt=\"\" class=\"wp-image-7806\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/27.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/27-300x39.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/27-600x78.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">12\u3001\u901a\u8fc7Trim()\u548cTrimSpace()\u7ec4\u5408\u6765\u53bb\u9664\u5b57\u7b26\u4e32\u5f00\u5934\u548c\u7ed3\u5c3e\u7684\u6307\u5b9a\u5b57\u7b26\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"707\" height=\"396\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/28.png\" alt=\"\" class=\"wp-image-7808\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/28.png 707w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/28-300x168.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/28-600x336.png 600w\" sizes=\"auto, (max-width: 707px) 100vw, 707px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"707\" height=\"84\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/29.png\" alt=\"\" class=\"wp-image-7809\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/29.png 707w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/29-300x36.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/03\/29-600x71.png 600w\" sizes=\"auto, (max-width: 707px) 100vw, 707px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">math\/rand<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">math\/rand\u5305\u6709\u4e00\u4e2aIntn\u51fd\u6570\uff0c\u53ef\u4ee5\u751f\u6210\u4e00\u4e2a\u968f\u673a\u6570\uff0c\u6240\u4ee5\u6211\u4eec\u9700\u8981\u5bfc\u5165math\/rand\u3002\u7136\u540e\u8c03\u7528rand.Intn\u751f\u6210\u968f\u673a\u6570<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u4e0b\u9762\u4f8b\u5b50\u8868\u793a\u751f\u6210\u4e00\u4e2a0\u5230100\u4e4b\u95f4\u7684\u968f\u673a\u6570(\u4e0d\u5305\u62ec100)\u4ee5\u53ca\u4efb\u610f\u4e00\u4e2a\u968f\u673a\u6570\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"317\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/7-7.png\" alt=\"\" class=\"wp-image-9244\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/7-7.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/7-7-300x134.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/7-7-600x269.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6253\u5370\u7ed3\u679c\u4e3a\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"706\" height=\"79\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/1-11.png\" alt=\"\" class=\"wp-image-9246\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/1-11.png 706w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/1-11-300x34.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/1-11-600x67.png 600w\" sizes=\"auto, (max-width: 706px) 100vw, 706px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\uff1arand.Intn(int n)\u51fd\u6570\u751f\u6210\u4ece0-n\u7684\u968f\u673a\u6570(\u4e0d\u5305\u62ecn)\uff0crand.Int()\u51fd\u6570\u751f\u6210\u968f\u673a\u6570\uff0c\u5982\u679c\u8981\u751f\u62101\u5230100\u4e4b\u95f4\u968f\u673a\u6570\uff0c\u53ef\u901a\u8fc7rand.Intn(100) + 1 \u6765\u5b9e\u73b0\uff0c\u5b9e\u9645\u5339\u914d\u4e3a0-101\uff0c\u4f46\u662f\u4e0d\u5305\u62ec101\uff0c\u4e0a\u56fe\u4e2d\u7684\u65f6\u95f4\u79cd\u5b50\u5fc5\u987b\u8981\u8bbe\u7f6e\uff0c\u5426\u5219\u6bcf\u6b21\u751f\u6210\u7684\u968f\u673a\u6570\u90fd\u662f\u56fa\u5b9a\u7684\u4e00\u4e2a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>UnixNano()\uff1a\u4ece\u65f6\u95f4\u70b9January 1, 1970 UTC\u5230\u5f53\u524d\u65f6\u95f4\u70b9\u6240\u7ecf\u8fc7\u7684\u65f6\u95f4\uff08\u5355\u4f4d\u7eb3\u79d2\uff09<\/li>\n\n\n\n<li>Unix()\uff1a\u4ece\u65f6\u95f4\u70b9January 1, 1970 UTC\u5230\u5f53\u524d\u65f6\u95f4\u70b9\u6240\u7ecf\u8fc7\u7684\u65f6\u95f4\uff08\u5355\u4f4d\u79d2\uff09<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">OS<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">os\u5305\u4e3agolang\u5185\u7f6e\u7684\u5305\uff0c\u53ef\u5b9e\u73b0\u591a\u79cd\u6587\u4ef6\u64cd\u4f5c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u4e0b\u9762\u4f8b\u5b50\u901a\u8fc7<strong>os.Args<\/strong>\u8bfb\u53d6\u547d\u4ee4\u884c\u53c2\u6570\uff0c\u8ba1\u7b97\u548c\u4ee5\u53ca\u5e73\u5747\u6570\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"710\" height=\"480\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/11-6.png\" alt=\"\" class=\"wp-image-9309\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/11-6.png 710w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/11-6-300x203.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/11-6-600x406.png 600w\" sizes=\"auto, (max-width: 710px) 100vw, 710px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>11\u884c\uff1a\u901a\u8fc7os.Args\u5b9e\u73b0\u63a5\u6536\u547d\u4ee4\u884c\u53c2\u6570\uff0c\u63a5\u6536\u540e\u4e3a\u4e00\u4e2a\u5207\u7247\uff0c\u53ef\u901a\u8fc7go doc os Args\u67e5\u770b\u7528\u6cd5\uff0c\u5982\u679c\u4e0d\u4ece[1:] \u5f00\u59cb\uff0c\u90a3\u4e48\u9ed8\u8ba4\u4f1a\u5c06\u6587\u4ef6\u540d\u653e\u5728\u7b2c\u4e00\u4e2a\u5143\u7d20\u4f4d\u7f6e<\/li>\n\n\n\n<li>12\u884c\uff1a\u5b9a\u4e49\u53d8\u91cf\uff0c\u7c7b\u578b\u4e3afloat64\uff0c\u521d\u59cb\u503c\u4e3a0<\/li>\n\n\n\n<li>13-19\uff1a\u5faa\u73af\u904d\u5386\u5207\u7247\uff0c\u5c06\u5143\u7d20\u7c7b\u578b\u8f6c\u6362\u4e3afloat64\uff0c\u5e76\u6c42\u548c<\/li>\n\n\n\n<li>20\u884c\uff1a\u8ba1\u7b97\u4f20\u5165\u6570\u5b57\u7684\u548c\uff0c\u5e76\u4fdd\u75592\u4f4d\u5c0f\u6570<\/li>\n\n\n\n<li>21\u884c\uff1a\u83b7\u53d6\u5207\u7247\u7684\u957f\u5ea6\uff0c\u5e76\u5c06\u957f\u5ea6\u8f6c\u6362\u4e3afloat64\u7c7b\u578b<\/li>\n\n\n\n<li>22\u884c\uff1a\u6267\u884c\u5e73\u5747\u6570\u8fd0\u7b97\uff0c\u53ea\u6709\u76f8\u540c\u7c7b\u578b\u624d\u53ef\u4ee5\u8fdb\u884c\u8fd0\u7b97\uff0c\u56e0\u6b64\u4e0a\u4e00\u6b65\u9700\u8981\u8f6c\u6362\u957f\u5ea6\u7c7b\u578b<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd0\u884c\u811a\u672c\uff0c\u4f20\u9012\u56db\u4e2a\u53c2\u6570\uff0c\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"98\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/10-6.png\" alt=\"\" class=\"wp-image-9310\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/10-6.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/10-6-300x42.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/06\/10-6-600x83.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0b\u9762\u4f8b\u5b50\u4e5f\u662f\u6253\u5370os.Args\u53c2\u6570\u4fe1\u606f\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"310\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/10.png\" alt=\"\" class=\"wp-image-11318\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/10.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/10-300x131.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/10-600x262.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"101\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/11.png\" alt=\"\" class=\"wp-image-11320\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/11.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/11-300x43.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/11-600x86.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ece\u4e0a\u56fe\u7ed3\u679c\u770b\u51fa\uff0c\u5207\u7247\u4e2d\u4e00\u5171\u56db\u4e2a\u5143\u7d20\uff0c\u7b2c\u4e00\u4e2a\u5143\u7d20\u5c31\u662f\u53ef\u6267\u884c\u6587\u4ef6\u6240\u5728\u5168\u8def\u5f84\uff0c\u5269\u4e0b\u4e09\u4e2a\u5143\u7d20\u4e3a\u6267\u884c\u6587\u4ef6\u65f6\u5019\u6307\u5b9a\u7684\u4e09\u4e2a\u53c2\u6570<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u4e0b\u9762\u901a\u8fc7<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">os.Stat()<\/mark><\/strong>\u51fd\u6570\u83b7\u53d6\u6587\u4ef6\u6216\u6587\u4ef6\u5939\u7684\u4fe1\u606f\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"409\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/5-3.png\" alt=\"\" class=\"wp-image-10997\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/5-3.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/5-3-300x173.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/5-3-600x346.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"164\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/6-3.png\" alt=\"\" class=\"wp-image-10998\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/6-3.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/6-3-300x69.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/6-3-600x139.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001\u4e0b\u9762\u901a\u8fc7<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">os.IsNotExist()<\/mark><\/strong>\u51fd\u6570\u5224\u65ad\u6587\u4ef6\u6216\u6587\u4ef6\u5939\u662f\u5426\u5b58\u5728\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"347\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/9-2.png\" alt=\"\" class=\"wp-image-11004\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/9-2.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/9-2-300x147.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/9-2-600x294.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"58\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/8-2.png\" alt=\"\" class=\"wp-image-11002\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/8-2.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/8-2-300x25.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/8-2-600x49.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\uff1a\u672c\u4f8b\u5b50\u4e2d\u6587\u4ef6path.go\u5b9e\u9645\u662f\u5b58\u5728\u7684<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4\u3001\u901a\u8fc7<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">os.IsExist()<\/mark><\/strong>\u51fd\u6570\u5224\u65ad\u6587\u4ef6\u6216\u8005\u6587\u4ef6\u5939\u662f\u5426\u5b58\u5728\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"407\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/10-3.png\" alt=\"\" class=\"wp-image-11006\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/10-3.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/10-3-300x172.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/10-3-600x344.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"73\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/11-2.png\" alt=\"\" class=\"wp-image-11007\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/11-2.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/11-2-300x31.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/11-2-600x62.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u4f8b\u5b50\u4e2dpaths.go\u6587\u4ef6\u5b9e\u9645\u662f\u4e0d\u5b58\u5728<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">golang\u5224\u65ad\u6587\u4ef6\u6216\u6587\u4ef6\u5939\u662f\u5426\u5b58\u5728\u7684\u65b9\u6cd5\u4e3a\u4f7f\u7528<code>os.Stat()<\/code>\u51fd\u6570\u8fd4\u56de\u7684\u9519\u8bef\u503c\u8fdb\u884c\u5224\u65ad\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5982\u679c\u8fd4\u56de\u7684\u9519\u8bef\u4e3anil,\u8bf4\u660e\u6587\u4ef6\u6216\u6587\u4ef6\u5939\u5b58\u5728<\/li>\n\n\n\n<li>\u5982\u679c\u8fd4\u56de\u7684\u9519\u8bef\u7c7b\u578b\u4f7f\u7528<code>os.IsNotExist()<\/code>&nbsp;\u6216\u8005&nbsp;<code>os.IsExist()<\/code>&nbsp;\u5224\u65ad\u4e3atrue,\u8bf4\u660e\u6587\u4ef6\u6216\u6587\u4ef6\u5939\u4e0d\u5b58\u5728<\/li>\n\n\n\n<li>\u5982\u679c\u8fd4\u56de\u7684\u9519\u8bef\u4e3a\u5176\u5b83\u7c7b\u578b,\u5219\u4e0d\u786e\u5b9a\u662f\u5426\u5728\u5b58\u5728<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">5\u3001\u901a\u8fc7<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">os.IsPermission()<\/mark><\/strong>\u51fd\u6570\u5224\u65ad\u6587\u4ef6\u6216\u6587\u4ef6\u5939\u662f\u5426\u6709\u6743\u9650\u8bbf\u95ee\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"386\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/12-2.png\" alt=\"\" class=\"wp-image-11010\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/12-2.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/12-2-300x164.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/12-2-600x327.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6587\u4ef6file.go\u662f\u5b58\u5728\u7684\uff0c\u5e76\u4e14root\u6709\u6743\u9650\u8bbf\u95ee\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"146\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/13-2.png\" alt=\"\" class=\"wp-image-11011\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/13-2.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/13-2-300x62.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/13-2-600x124.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\uff1a\u5982\u679c\u6587\u4ef6\u4e0d\u5b58\u5728\u90a3\u4e48\u9ed8\u8ba4\u4e3a\u6ca1\u6709\u6743\u9650\u8bbf\u95ee\uff0c\u5c06\u8fd4\u56defalse<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">6\u3001\u901a\u8fc7<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">os.Mkdir\u548cos.MkdirAll<\/mark><\/strong>\u521b\u5efa\u76ee\u5f55\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"710\" height=\"439\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/14-2.png\" alt=\"\" class=\"wp-image-11013\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/14-2.png 710w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/14-2-300x185.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/14-2-600x371.png 600w\" sizes=\"auto, (max-width: 710px) 100vw, 710px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5982\u679c\u76ee\u5f55\u5b58\u5728\u4f1a\u62a5\u9519\uff0c\u56e0\u6b64\u5728\u521b\u5efa\u4e4b\u524d\u9700\u8981\u5224\u65ad\u4e00\u4e0b<\/li>\n\n\n\n<li>os.ModePerm\uff1a\u5b98\u65b9\u5199\u7684\u76ee\u5f55\u6743\u9650\u4e3a0777\uff0c\u5b9e\u9645\u6d4b\u8bd5\u6743\u9650\u4e3a0755<\/li>\n<\/ul>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8: Mkdir()\u53ea\u80fd\u521b\u5efa\u4e00\u4e2a\u76ee\u5f55\uff0cMkdirAll()\u53ef\u4ee5\u521b\u5efa\u591a\u7ea7\u76ee\u5f55<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">7\u3001\u901a\u8fc7os.Rename()\u91cd\u547d\u540d\u6587\u4ef6\u5939\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"695\" height=\"429\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/3-4.jpg\" alt=\"\" class=\"wp-image-16366\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/3-4.jpg 695w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/3-4-300x185.jpg 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/3-4-600x370.jpg 600w\" sizes=\"auto, (max-width: 695px) 100vw, 695px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">path\/filepath<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u901a\u8fc7filepath.Join()\u51fd\u6570\u5c06\u8def\u5f84\u548c\u6587\u4ef6\u540d\u8fdb\u884c\u62fc\u63a5\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"285\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/07\/1.png\" alt=\"\" class=\"wp-image-9344\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/07\/1.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/07\/1-300x121.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/07\/1-600x241.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee3\u7801\u6267\u884c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"63\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/07\/2.png\" alt=\"\" class=\"wp-image-9346\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/07\/2.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/07\/2-300x27.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/07\/2-600x53.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u901a\u8fc7filepath.Base()\u6765\u83b7\u53d6\u6587\u4ef6\u7684\u6700\u540e\u4e00\u4e2a\u5143\u7d20\uff0c\u8981\u4e48\u662f\u6587\u4ef6\u5939\u540d\u5b57\u8981\u4e48\u662f\u6587\u4ef6\u540d\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"705\" height=\"357\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/3.png\" alt=\"\" class=\"wp-image-13559\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/3.png 705w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/3-300x152.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/3-600x304.png 600w\" sizes=\"auto, (max-width: 705px) 100vw, 705px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"704\" height=\"84\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/4.png\" alt=\"\" class=\"wp-image-13560\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/4.png 704w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/4-300x36.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/06\/4-600x72.png 600w\" sizes=\"auto, (max-width: 704px) 100vw, 704px\" \/><\/figure>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\uff1a<code>filepath.Base()<\/code>\u51fd\u6570\u7528\u4e8e\u83b7\u53d6\u6307\u5b9a\u8def\u5f84\u7684\u6700\u540e\u4e00\u4e2a\u5143\u7d20\uff08\u6587\u4ef6\u540d\u6216\u76ee\u5f55\u540d\uff09\uff0c\u5e76\u8fd4\u56de\u8be5\u5143\u7d20\u7684\u540d\u79f0<\/p>\n\n\n\n<p class=\"has-text-align-center has-medium-font-size wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">exec<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">exec\u5e93\u53ef\u7528\u6765\u6267\u884c\u4e00\u4e9b\u547d\u4ee4\uff0c\u901a\u8fc7go doc exec \u53ef\u67e5\u770b\u5176\u7528\u6cd5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u901a\u8fc7<strong>CombinedOutput()<\/strong>\u51fd\u6570\u83b7\u53d6\u6807\u51c6\u8f93\u51fa\u4e0e\u6807\u51c6\u9519\u8bef\u8f93\u51fa\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"707\" height=\"367\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/07\/5.png\" alt=\"\" class=\"wp-image-9364\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/07\/5.png 707w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/07\/5-300x156.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/07\/5-600x311.png 600w\" sizes=\"auto, (max-width: 707px) 100vw, 707px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7b2c12\u884c\uff1a\u8c03\u7528exec\u5305\u7684Command\u51fd\u6570\u6765\u6784\u9020\u6267\u884c\u5bf9\u8c61\uff0c\u8fd4\u56de\u7ed3\u679c\u4e3aCmd\u7ed3\u6784\u4f53\u7684\u6307\u9488(\u901a\u8fc7go doc exec Command\u53ef\u67e5\u770b)\uff0c\u8d4b\u503c\u7ed9cmd\uff0c\u6b64cmd\u53ef\u81ea\u5b9a\u4e49\uff0c\u4e0eCmd\u4e0d\u662f\u4e00\u4e2a\uff0cbash \u548c-c\u53ef\u4e0d\u5199\uff0c\u76f4\u63a5\u547d\u4ee4\u5c31\u884c\uff0c\u5982\u679c\u9047\u5230\u7ba1\u9053\u7b26(|) ,\u5c31\u9700\u8981\u5199bash \u548c -c\u4e86<\/li>\n\n\n\n<li>\u7b2c13\u884c\uff1a\u8c03\u7528\u7ed3\u6784\u4f53Cmd\u7684CombinedOutput\u65b9\u6cd5\u6267\u884c\u547d\u4ee4\u5e76\u83b7\u53d6\u6807\u51c6\u8f93\u51fa\u4e0e\u6807\u51c6\u9519\u8bef\u8f93\u51fa\uff0c\u6ce8\u610f\u8fd4\u56de\u7684\u7c7b\u578b\u4e3a\u5b57\u8282\u7c7b\u578b\uff0c[]byte<\/li>\n\n\n\n<li>\u7b2c14\u884c-16\uff1a\u5224\u65ad\u662f\u5426\u6709\u9519\u8bef\uff0c\u5982\u679c\u6709\u505c\u6b62\u7a0b\u5e8f\u5e76\u6253\u5370\u9519\u8bef<\/li>\n\n\n\n<li>\u7b2c17\u884c\uff1a\u5982\u679c\u6ca1\u6709\u9519\u8bef\uff0c\u5c06\u5b57\u8282\u7c7b\u578b\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u540e\u6253\u5370\u8f93\u51fa<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\uff1a\u5982\u679c\u547d\u4ee4\u6709\u591a\u4e2a\u53c2\u6570\uff0c\u90a3\u4e48\u6bcf\u4e2a\u53c2\u6570\u90fd\u53ef\u4ee5\u5355\u72ec\u4f5c\u4e3a\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u6bd4\u5982\u6267\u884cansible\u547d\u4ee4\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>package main\n\nimport (\n        \"fmt\"\n        \"log\"\n        \"os\/exec\"\n)\n\nfunc main() {\n        host := \"192.168.49.224\"\n        src := \"\/tmp\/b.jar\"\n        dest := \"\/data\/linshi\"\n        \/\/\u6267\u884c\u547d\u4ee4\n        \/\/cmd := exec.Command(\"ansible\",fmt.Sprintf(\"%s\",host), \"-m\", \"command\" ,\"-a\", \"touch \/tmp\/exec.txt\")\n        \/\/copy\u6587\u4ef6\n        cmd := exec.Command(\"ansible\", fmt.Sprintf(\"%s\", host), \"-m\", \"copy\", \"-a\", fmt.Sprintf(\"src=%s dest=%s\", src, dest))\n        out, err := cmd.CombinedOutput()\n        if err != nil {\n                log.Fatal(err)\n        }\n        fmt.Println(string(out))\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u901a\u8fc7<strong>Output()<\/strong>\u51fd\u6570\u83b7\u53d6\u6807\u51c6\u8f93\u51fa\uff0c\u552f\u72ec\u53d8\u5316\u7684\u5c31\u662f\u7b2c13\u884c\uff0c\u5176\u4f59\u6ca1\u52a8\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"374\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/07\/6.png\" alt=\"\" class=\"wp-image-9367\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/07\/6.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/07\/6-300x158.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/07\/6-600x317.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\u610f\uff1aexec.Command\u53ea\u662f\u6784\u9020\u8981\u6267\u884c\u7684\u547d\u4ee4\uff0c\u5b9e\u9645\u662fcmd.Output()\u6765\u6267\u884c\u547d\u4ee4\u5e76\u83b7\u53d6\u6807\u51c6\u8f93\u51fa<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001\u901a\u8fc7buffer\u5c06stdout\u548cstderr\u5206\u522b\u5904\u7406\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"821\" height=\"522\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/07\/7.png\" alt=\"\" class=\"wp-image-9370\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/07\/7.png 821w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/07\/7-300x191.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/07\/7-768x488.png 768w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/07\/7-600x381.png 600w\" sizes=\"auto, (max-width: 821px) 100vw, 821px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7b2c15\u884c\uff1a\u58f0\u660e\u5b57\u8282\u7f13\u51b2\u53d8\u91cfstdout\u548cstderr<\/li>\n\n\n\n<li>\u7b2c16-17\u884c\uff1a\u83b7\u53d6stdout\u548cstderr\u7684\u6307\u9488\u5730\u5740\u8d4b\u503c\u7ed9cmd.Stdout\u548ccmd.Stderr\uff0c\u7531\u4e8e\u662f\u4f20\u9012\u7684\u6307\u9488\uff0c\u56e0\u6b64\u5f53cmd.Stdout\u548ccmd.Stderr\u53d8\u5316\u540e\uff0c\u539f\u5730\u5740stdout\u548cstderr\u7684\u5185\u5bb9\u4e5f\u4f1a\u53d8\u5316<\/li>\n\n\n\n<li>18\u884c\uff1a\u901a\u8fc7Run()\u65b9\u6cd5\u6267\u884c\u547d\u4ee4(go doc exec Run\u67e5\u770b\u7528\u6cd5)\uff0c\u8fd4\u56de\u9519\u8bef<\/li>\n\n\n\n<li>22\u884c\uff1a\u8c03\u7528Bytes()\u65b9\u6cd5(go doc bytes Bytes\u67e5\u770b\u7528\u6cd5)\uff0c\u8fd4\u56de\u5b57\u8282\u5207\u7247\uff0c\u901a\u8fc7string\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">4\u3001\u5728Windows\u7684\u547d\u4ee4\u884c\u6267\u884cexec\uff0c\u547d\u4ee4\u4e2d\u5305\u542b\u7ba1\u9053\u7b26\uff0c\u53ef\u901a\u8fc7\u547d\u4ee4\u4f20\u9012\u7684\u65b9\u5f0f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u8981\u5728windows\u7684cmd\u7a97\u53e3\u83b7\u53d6\u673a\u5668\u7684UUID\uff0c\u76f4\u63a5\u901a\u8fc7\u547d\u4ee4\u83b7\u53d6\u4e3a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>WMIC csproduct get UUID | findstr 2<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"706\" height=\"70\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/8.png\" alt=\"\" class=\"wp-image-13666\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/8.png 706w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/8-300x30.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/8-600x59.png 600w\" sizes=\"auto, (max-width: 706px) 100vw, 706px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u8981\u4f7f\u7528golang\u7684exec\u547d\u4ee4\u6765\u6267\u884c\uff0c\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"706\" height=\"442\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/9.png\" alt=\"\" class=\"wp-image-13667\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/9.png 706w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/9-300x188.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/9-600x376.png 600w\" sizes=\"auto, (max-width: 706px) 100vw, 706px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7b2c12\u884c\uff1aStdoutPipe()\u5c06\u4f1a\u521b\u5efa\u4e00\u4e2a\u7ba1\u9053\uff0c\u5c06\u547d\u4ee4\u7684\u6807\u51c6\u8f93\u51fa\u94fe\u63a5\u5230\u8be5\u7ba1\u9053<\/li>\n\n\n\n<li>\u7b2c16\u884c\uff1a\u5c06cmd1\u6807\u51c6\u8f93\u51fa\u4f5c\u4e3acmd2\u7684\u6807\u51c6\u8f93\u5165\uff0c\u4ece\u800c\u5b9e\u73b0\u4e86\u7ba1\u9053\u4f20\u9012<\/li>\n\n\n\n<li>\u7b2c18\u884c\uff1a\u83b7\u53d6cmd2\u7684\u6807\u51c6\u8f93\u51fa<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"707\" height=\"126\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/10.png\" alt=\"\" class=\"wp-image-13669\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/10.png 707w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/10-300x53.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/10-600x107.png 600w\" sizes=\"auto, (max-width: 707px) 100vw, 707px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">5\u3001\u6267\u884c\u591a\u4e2a\u547d\u4ee4\uff0c\u901a\u8fc7\u4e8c\u7ef4\u5207\u7247\u65b9\u5f0f\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"712\" height=\"429\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/11.png\" alt=\"\" class=\"wp-image-17758\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/11.png 712w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/11-300x181.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/11-600x362.png 600w\" sizes=\"auto, (max-width: 712px) 100vw, 712px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Command\uff1a\u81f3\u5c11\u9700\u8981\u4e24\u4e2a\u53c2\u6570\uff0c\u56e0\u6b64\u628a\u516c\u5171\u7684\u53c2\u6570ansible\u653e\u5728\u7b2c\u4e00\u4f4d\uff0c\u5176\u4f59\u7684\u4ece\u5207\u7247\u83b7\u53d6<\/li>\n\n\n\n<li>v&#8230;   \uff1a\u901a\u8fc7\u6b64\u65b9\u5f0f\u53ef\u5c06\u4e00\u7ef4\u5207\u7247\u4e2d\u7684\u5b57\u7b26\u4e32\u5168\u90e8\u62c6\u51fa\u6765\u4f5c\u4e3a\u53c2\u6570<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">Output()\u548cRun()\u65b9\u6cd5\u7684\u533a\u522b\uff1a<\/mark><\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Output\u65b9\u6cd5\u8fd4\u56de\u547d\u4ee4\u7684\u6807\u51c6\u8f93\u51fa\u548c\u9519\u8bef\uff0c\u5e76\u4e14\u963b\u585e\u76f4\u5230\u547d\u4ee4\u5b8c\u6210\uff0c\u5e76\u8fd4\u56de\u547d\u4ee4\u7684\u8f93\u51fa\uff0c\u5982\u679c\u9700\u8981\u83b7\u53d6\u547d\u4ee4\u7684\u8f93\u51fa\uff0c\u5e94\u8be5\u4f7f\u7528<code>Output<\/code>\u65b9\u6cd5<\/li>\n\n\n\n<li><code>Run<\/code>\u65b9\u6cd5\u53ea\u8fd4\u56de\u9519\u8bef\uff0c\u5e76\u4e14\u963b\u585e\u76f4\u5230\u547d\u4ee4\u5b8c\u6210\uff0c\u4f46\u4e0d\u8fd4\u56de\u547d\u4ee4\u7684\u8f93\u51fa\uff0c\u5982\u679c\u53ea\u5173\u5fc3\u547d\u4ee4\u662f\u5426\u6210\u529f\u6267\u884c\uff0c\u800c\u4e0d\u9700\u8981\u83b7\u53d6\u547d\u4ee4\u7684\u8f93\u51fa\uff0c\u53ef\u4ee5\u4f7f\u7528<code>Run<\/code>\u65b9\u6cd5<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">path<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">path\u5e93\u4e3agolang\u81ea\u5e26\u7684\u5e93\uff0c\u53ef\u4ee5\u5b9e\u73b0\u83b7\u53d6\u76ee\u5f55\u3001\u6587\u4ef6\u62d3\u5c55\u540d\u3001\u83b7\u53d6\u6587\u4ef6\u540d\u7b49\uff0c\u901a\u8fc7<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\"><strong>go doc path<\/strong><\/mark>\u67e5\u770b\u7528\u6cd5<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"713\" height=\"416\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/10-2.png\" alt=\"\" class=\"wp-image-10984\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/10-2.png 713w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/10-2-300x175.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/10-2-600x350.png 600w\" sizes=\"auto, (max-width: 713px) 100vw, 713px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u83b7\u53d6\u6587\u4ef6\u62d3\u5c55\u540d\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"330\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/8-1.png\" alt=\"\" class=\"wp-image-10977\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/8-1.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/8-1-300x140.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/8-1-600x280.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"707\" height=\"65\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/9-1.png\" alt=\"\" class=\"wp-image-10978\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/9-1.png 707w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/9-1-300x28.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/9-1-600x55.png 600w\" sizes=\"auto, (max-width: 707px) 100vw, 707px\" \/><\/figure>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\uff1a\u8fd4\u56de\u503c\u662f\u8def\u5f84\u6700\u540e\u4e00\u4e2a\u659c\u6760\u5206\u9694\u51fa\u7684\u8def\u5f84\u5143\u7d20\u7684\u6700\u540e\u4e00\u4e2a\u2019.\u2018\u8d77\u59cb\u7684\u540e\u7f00\uff08\u5305\u62ec\u2019.\u2019\uff09\u3002\u5982\u679c\u8be5\u5143\u7d20\u6ca1\u6709\u2019.&#8217;\u4f1a\u8fd4\u56de\u7a7a\u5b57\u7b26\u4e32<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u83b7\u53d6\u6587\u4ef6\u540d\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"340\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/1-3.png\" alt=\"\" class=\"wp-image-10986\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/1-3.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/1-3-300x144.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/1-3-600x288.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"78\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/2-3.png\" alt=\"\" class=\"wp-image-10987\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/2-3.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/2-3-300x33.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/2-3-600x66.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\uff1aBase\u51fd\u6570\u8fd4\u56de\u8def\u5f84\u7684\u6700\u540e\u4e00\u4e2a\u5143\u7d20\uff1b\u5728\u63d0\u53d6\u5143\u7d20\u524d\u4f1a\u53bb\u6389\u672b\u5c3e\u7684\u659c\u6760\u3002\u5982\u679c\u8def\u5f84\u662f&#8221;&#8221;\uff0c\u4f1a\u8fd4\u56de&#8221;.&#8221;\uff1b\u5982\u679c\u8def\u5f84\u53ea\u6709\u4e00\u4e2a\u659c\u6760\uff0c\u4f1a\u8fd4\u56de&#8221;\/&#8221;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001\u83b7\u53d6\u6587\u4ef6\u6240\u5728\u8def\u5f84\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"332\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/3-2.png\" alt=\"\" class=\"wp-image-10990\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/3-2.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/3-2-300x140.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/3-2-600x281.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"62\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/4-2.png\" alt=\"\" class=\"wp-image-10992\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/4-2.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/4-2-300x26.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/4-2-600x52.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Dir\u8fd4\u56de\u8def\u5f84\u53bb\u9664\u6700\u540e\u4e00\u4e2a\u8def\u5f84\u5143\u7d20\u7684\u90e8\u5206\uff0c\u5373\u8be5\u8def\u5f84\u6700\u540e\u4e00\u4e2a\u5143\u7d20\u6240\u5728\u7684\u76ee\u5f55\uff0c\u4f7f\u7528Split\u53bb\u6389\u6700\u540e\u4e00\u4e2a\u5143\u7d20\u540e\uff0c\u4f1a\u7b80\u5316\u8def\u5f84\u5e76\u53bb\u6389\u672b\u5c3e\u7684\u659c\u6760\u3002\u5982\u679c\u8def\u5f84\u662f\u7a7a\u5b57\u7b26\u4e32\uff0c\u4f1a\u8fd4\u56de&#8221;.&#8221;\uff1b\u5982\u679c\u8def\u5f84\u75311\u5230\u591a\u4e2a\u659c\u6760\u540e\u8ddf0\u5230\u591a\u4e2a\u975e\u659c\u6760\u5b57\u7b26\u7ec4\u6210\uff0c\u4f1a\u8fd4\u56de&#8221;\/&#8221;\uff1b\u5176\u4ed6\u4efb\u4f55\u60c5\u51b5\u4e0b\u90fd\u4e0d\u4f1a\u8fd4\u56de\u4ee5\u659c\u6760\u7ed3\u5c3e\u7684\u8def\u5f84<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4\u3001\u5c06\u6587\u4ef6\u548c\u8def\u5f84\u8fdb\u884c\u62fc\u63a5\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"251\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/2-6.png\" alt=\"\" class=\"wp-image-11085\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/2-6.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/2-6-300x106.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/2-6-600x212.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"65\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/1-7.png\" alt=\"\" class=\"wp-image-11086\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/1-7.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/1-7-300x28.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/12\/1-7-600x55.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u66f4\u591a\u7528\u6cd5\u53ef\u81ea\u884c\u7f51\u4e0a\u67e5\u627e<\/p>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">ssh<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ssh\u5e93\u53ef\u7528\u4e8e\u8fde\u63a5\u8fdc\u7a0b\u7684linux\u673a\u5668\uff0c\u5e93\u5168\u540d\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>golang.org\/x\/crypto\/ssh<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u4e0b\u9762\u662f\u4e00\u6bb5\u5b8c\u6210\u7684\u901a\u8fc7windows\u673a\u5668\u8fde\u63a5Linux\u5e76\u6267\u884cls -l \/root\u547d\u4ee4\u7684\u4ee3\u7801\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>package main\n\nimport (\n\t\"bytes\"\n\t\"errors\"\n\t\"fmt\"\n\t\"io\/ioutil\"\n\t\"log\"\n\t\"net\"\n\t\"strings\"\n\n\t\"golang.org\/x\/crypto\/ssh\"\n)\n\nfunc main() {\n\thost := \"ip:22\"\n\tsshConfig := &amp;ssh.ClientConfig{\n\t\tUser: \"root\",\n\t\tAuth: &#91;]ssh.AuthMethod{\n\t\t\tssh.Password(\"password\"),\n\t\t},\n\n\t\tHostKeyCallback: func(hostname string, remote net.Addr, key ssh.PublicKey) error {\n\n                        \/\/\u8bfb\u53d6\u672c\u5730\u4fdd\u5b58\u7684known_hosts\u6587\u4ef6\n\t\t\trekey, err := ioutil.ReadFile(\"known_hosts\")\n\t\t\tif err != nil {\n\t\t\t\tlog.Fatal(err)\n\t\t\t}\n\n                        \/\/\u89e3\u6790\u8bfb\u53d6\u7684\u5185\u5bb9\n\t\t\t_, hostnames, pubKey, _, _, err := ssh.ParseKnownHosts(rekey)\n\t\t\tif err != nil {\n\t\t\t\tlog.Fatal(err)\n\t\t\t}\n\n                        \/\/\u8fdb\u884c\u6bd4\u8f83,\u76f8\u7b49\u8fd4\u56denil\uff0c\u5426\u5219\u8fd4\u56de\u9519\u8bef\n\t\t\tif strings.Split(hostname, \":\")&#91;0] == hostnames&#91;0] &amp;&amp; bytes.Equal(pubKey.Marshal(), key.Marshal()) {\n\t\t\t\treturn nil\n\t\t\t}\n\t\t\treturn errors.New(\"\u4e3b\u673a\u516c\u94a5\u9a8c\u8bc1\u5931\u8d25\")\n\t\t},\n\t}\n\n        \/\/\u901a\u8fc7tcp\u8fdb\u884c\u8fde\u63a5\n\tclient, err := ssh.Dial(\"tcp\", host, sshConfig)\n\tif err != nil {\n\t\tlog.Fatal(err)\n\t}\n\tdefer client.Close()\n\n        \/\/\u521b\u5efa\u4f1a\u8bdd\n\tsession, err := client.NewSession()\n\tif err != nil {\n\t\tlog.Fatal(err)\n\t}\n\tdefer session.Close()\n\n         \/\/\u6267\u884c\u547d\u4ee4\n\tres, err := session.CombinedOutput(\"ls -l \/root\")\n\tif err != nil {\n\t\tlog.Fatal(err)\n\t}\n\tfmt.Println(string(res))\n}\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bf4\u660e\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>host\uff1a\u5b9a\u4e49\u8981\u8fdc\u7a0b\u8fde\u63a5\u7684IP\u548c\u7aef\u53e3<\/li>\n\n\n\n<li>sshConfig\uff1a\u914d\u7f6e\u8981\u8fde\u63a5\u7684\u4e3b\u673a\u7684\u4fe1\u606f\uff0cUser\u8868\u793a\u7528\u6237\u540d\uff0cAuth\u91cc\u914d\u7f6e\u5bc6\u7801<\/li>\n\n\n\n<li>HostKeyCallback\uff1a\u8fde\u63a5\u6210\u529f\u540e\u6267\u884c\u7684\u4e00\u6bb5\u56de\u8c03\u51fd\u6570\uff0c\u9a8c\u8bc1\u4e3b\u673a\u5bc6\u94a5\uff0c\u901a\u8fc7ReadFile\u8bfb\u53d6known_host\u7684\u5185\u5bb9\uff0c\u7136\u540e\u5bf9\u5185\u5bb9\u8fdb\u884c\u89e3\u6790\uff0c\u89e3\u6790\u540e\u83b7\u53d6\u5185\u5bb9\u4e2d\u7684\u4e3b\u673a\u540d\u548c\u516c\u94a5\u5185\u5bb9\uff0c\u5c06\u6b64\u5185\u5bb9\u4e0e\u56de\u8c03\u51fd\u6570\u4ece\u670d\u52a1\u5668\u83b7\u53d6\u7684\u4e3b\u673a\u540d\u548c\u516c\u94a5\u8fdb\u884c\u5bf9\u6bd4\uff0c\u5982\u679c\u76f8\u540c\u90a3\u4e48\u8fd4\u56denil\uff0c\u7ee7\u7eed\u8fde\u63a5\uff0c\u5426\u5219\u8fd4\u56de\u9519\u8bef\uff0c\u65ad\u5f00\u8fde\u63a5\uff0c\u672c\u4f8b\u5b50\u4e2d\u7684known_hosts\u4e3a\u6211\u624b\u52a8\u4ece\u7528\u6237\u7684.ssh\u76ee\u5f55\u590d\u5236\u8fc7\u6765\u5230\u4ee3\u7801\u76ee\u5f55\u4e0b\u7684<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">know_hosts\u6587\u4ef6\u662f\u54ea\u91cc\u6765\u7684\uff1f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u901a\u8fc7ssh\u7b2c\u4e00\u6b21\u8fde\u63a5\u8fdc\u7a0b\u4e3b\u673a\u5e76\u6210\u529f\u540e\uff0c\u4f1a\u5728\u672c\u5730\u7684.ssh\u8def\u5f84\u4e0b\u7684know_hosts\u4e0b\u8bb0\u5f55\u8fdc\u7a0b\u4e3b\u673a\u7684\u4e3b\u673a\u540d+\u516c\u94a5\u4fe1\u606f\uff0cwindows\u8def\u5f84\u5728\u7528\u6237\u76ee\u5f55\u4e0b(linux\u4e5f\u662f\u5982\u6b64)\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"215\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/6-1.png\" alt=\"\" class=\"wp-image-13298\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/6-1.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/6-1-300x91.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/6-1-600x182.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6bcf\u6b21\u901a\u8fc7ssh\u8fde\u63a5\u7684\u65f6\u5019\uff0c\u5ba2\u6237\u7aef\u90fd\u4f1a\u6839\u636e\u672c\u5730\u5b58\u50a8\u7684\u8fd9\u4e2a\u516c\u94a5\u4fe1\u606f\u9a8c\u8bc1\u8fdc\u7a0b\u673a\u5668\u7684\u516c\u94a5\u4fe1\u606f\uff0c\u5982\u679c\u76f8\u540c\u5c31\u53ef\u4ee5\u8fde\u63a5\uff0c\u4e0d\u540c\u65e0\u6cd5\u8fde\u63a5\uff0c\u8fd9\u6837\u53ef\u4ee5\u4fdd\u8bc1\u8fde\u63a5\u7684\u5b89\u5168\u6027\uff0c\u9632\u6b62\u88ab\u653b\u51fb\uff0c\u5982\u679c\u8fdc\u7a0b\u4e3b\u673a\u7684\u79d8\u94a5\u53d1\u751f\u53d8\u52a8\uff0c\u90a3\u4e48\u672c\u5730\u7684known_host\u4e5f\u9700\u8981\u53ca\u65f6\u66f4\u6539\uff0c\u5426\u5219\u65e0\u6cd5\u8fde\u63a5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\u610f\uff1a\u4e0a\u9762\u4f8b\u5b50\u4e2d\u5982\u679c\u60f3\u4e0d\u901a\u8fc7\u4e3b\u673a\u516c\u94a5\u9a8c\u8bc1(\u4e0d\u5b89\u5168)\uff0c\u6b64\u65f6\u53ef\u5c06\u8fd4\u56de\u503c\u8bbe\u7f6e\u4e3anil\uff0c\u5373\u53ef\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>HostKeyCallback: func(hostname string, remote net.Addr, key ssh.PublicKey) error {\n           return nil\n}<\/code><\/pre>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">net\/http<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u901a\u8fc7net\/http\u5305\u6765\u53d1\u9001POST\u8bf7\u6c42\u5230gin\u7684\u63a5\u53e3\uff0c\u5e76\u4e0a\u4f202\u4e2a\u6587\u4ef6\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>package main\n\nimport (\n\t\"bytes\"\n\t\"fmt\"\n\t\"io\"\n\t\"log\"\n\t\"mime\/multipart\"\n\t\"net\/http\"\n\t\"os\"\n\t\"path\/filepath\"\n)\n\nfunc main() {\n\tfilepaths := &#91;]string{\"a.go\", \"b.go\"}\n\trb := &amp;bytes.Buffer{}\n\t\/\/\u521b\u5efa\u4e00\u4e2amultipart\u683c\u5f0f\u7684\u5199\u5165\u5668\n\twr := multipart.NewWriter(rb)\n\tfor _, files := range filepaths {\n\t\tfile, err := os.Open(files)\n\t\tif err != nil {\n\t\t\tlog.Fatal(err)\n\t\t}\n\t\tdefer file.Close()\n\t\t\/\/\u8c03\u7528CreatePart\u6765\u521b\u5efa\u65b0\u7684multipart\u90e8\u5206,\u5411multipart\u683c\u5f0f\u7684\u5199\u5165\u5668\u4e2d\u6dfb\u52a0\u591a\u4e2a\u90e8\u5206\n\t\t\/\/filepath.Base()\u7528\u6765\u8fd4\u56de\u8def\u5f84\u7684\u6700\u540e\u4e00\u4e2a\u5143\u7d20,\u8981\u4e48\u662f\u6587\u4ef6\u8981\u4e48\u662f\u8def\u5f84\n\t\tpart, err := wr.CreatePart(map&#91;string]&#91;]string{\n\t\t\t\"Content-Disposition\": {\"form-data; name=\\\"file\\\"; filename=\\\"\" + filepath.Base(files) + \"\\\"\"},\n\t\t})\n\t\tif err != nil {\n\t\t\tlog.Fatal(err)\n\t\t}\n\t\t_, err = io.Copy(part, file)\n\t\tif err != nil {\n\t\t\tlog.Fatal(err)\n\t\t}\n\n\t}\n\t\/\/\u8c03\u7528Close()\u65b9\u6cd5\u6765\u7ed3\u675f\u5199\u5165\u5668\u5e76\u751f\u6210multipart\u683c\u5f0f\u7684\u5185\u5bb9\n\twr.Close()\n\turl := \"http:\/\/127.0.0.1:8080\/api\/v1\/docToPdf\"\n\tcontentType := wr.FormDataContentType()\n\tresp, err := http.Post(url, contentType, rb)\n\tif err != nil {\n\t\tlog.Fatal(err)\n\t}\n\t\/\/\u54cd\u5e94\u4f53\u9700\u8981\u5173\u95ed\n\tdefer resp.Body.Close()\n\tby := make(&#91;]byte, 1024) \/\/\u5b9a\u4e49\u5b57\u8282\u5207\u7247\u5e76\u521d\u59cb\u5316,\u4e0d\u521d\u59cb\u5316\u540e\u9762\u8bfb\u5165\u4e0d\u8fdb\u53bb\n\trd := bufio.NewReader(resp.Body) \/\/\u8bfb\u53d6\u54cd\u5e94\u4f53\u5185\u5bb9\n\tbytes, errs := rd.Read(by)   \/\/\u5c06\u5185\u5bb9\u8bfb\u5165\u5230\u5207\u7247by\u4e2d,\u9700\u8981\u521d\u59cb\u5316\u5206\u914d\u7a7a\u95f4\uff0c\u5426\u5219\u8bfb\u5165\u4e0d\u8fdb\u53bb\n\tif errs != nil {\n\t\tlog.Fatal(errs)\n\t}\n\tfmt.Println(string(by),bytes) \/\/bytes\u4e3a\u5b9e\u9645\u8bfb\u5165\u5230\u5207\u7247\u4e2d\u7684\u5b57\u8282\u6570\u91cf\n}<\/code><\/pre>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\u610f\uff1a\u4e0a\u9762\u7684name=&#8221;file&#8221;\uff0c\u8fd9\u4e2afile\u53ef\u4ee5\u81ea\u5b9a\u4e49\u503c\uff0c\u4f46\u662f\u8981\u4e0e\u670d\u52a1\u7aef\u7684\u4fdd\u6301\u4e00\u81f4\uff0c\u4e5f\u5c31\u662f\u8bf4\u670d\u52a1\u7aef\u7684gin\u4e2d\u83b7\u53d6\u6587\u4ef6\u7684\u540d\u79f0\u4e5f\u8981\u662ffile\u624d\u884c\uff0c\u5982\u679c\u8fd9\u91cc\u6539\u4e86\uff0c\u90a3\u91cc\u4e5f\u8981\u540c\u6b65\u4fee\u6539<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u901a\u8fc7net\/http\u6765\u4e0a\u4f20\u6587\u4ef6\u7684\u53e6\u4e00\u79cd\u5199\u6cd5\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>  1 package main\n  2 \n  3 import (\n  4         \"bytes\"\n  5         \"fmt\"\n  6         \"io\"\n  7         \"io\/ioutil\"\n  8         \"log\"\n  9         \"mime\/multipart\"\n 10         \"net\/http\"\n 11         \"os\"\n 12         \"path\/filepath\"\n 13 )\n 14 \n 15 func main() {\n 16         client := &amp;http.Client{} \/\/\u521b\u5efa\u4e00\u4e2ahttp\u7684client\u5b9e\u4f8b,\u7528\u4e8e\u53d1\u9001http\u8bf7\u6c42\n 17         bf := &amp;bytes.Buffer{}  \/\/\u521b\u5efaBuffer\u5b9e\u4f8b,\u7528\u4e8e\u5728\u5185\u5b58\u4e2d\u5b58\u50a8\u53d1\u9001\u7684nultipart\u6570\u636e\n 18         writer := multipart.NewWriter(bf) \/\/\u521b\u5efawriter\u5b9e\u4f8b,\u5199\u5165\u5230buffer\u4e2d,writer\u540e\u7eed\u7528\u4e8e\u6784\u5efamultipart\/form-data\u8bf7\u6c42\u4f53\n 19         req, err := http.NewRequest(\"POST\", \"http:\/\/127.0.0.1:8080\/upload\", nil)\n 20         if err != nil {\n 21                 log.Fatal(err)\n 22         }\n 23         \/\/\u8bbe\u7f6e\u8bf7\u6c42\u5934,writer.FormDataContentType\u65b9\u6cd5\u8fd4\u56de\u4e00\u4e2aContent-Type,\u683c\u5f0f\u4e3amultipart\/form-data;boundary=&lt;boundary&gt;,&lt;boundary&gt; \u662f\u4e00\u4e2a\u968f\u673a\u751f\u6210\u7684\u552f\u4e00\u5b57\u7b26\u4e32\uff0c\u7528\u4e8e\u5206\u9694\u8bf7\u6c42\u4f53\u4e2d\u7684\u4e0d\u540c\u90e8\u5206\n 24         req.Header.Set(\"Content-Type\", writer.FormDataContentType())\n 25         fp := \"\/root\/b.jar\"\n 26         file, err := os.Open(fp)\n 27         if err != nil {\n 28                 log.Fatal(err)\n 29         }\n 30         defer file.Close()\n 31         \/\/\u521b\u5efa\u8868\u5355\u6587\u4ef6\u5b57\u6bb5,\u5b57\u6bb5\u540d\u4e3afilename,filepath.Base\u53ef\u4ee5\u622a\u53d6\u8def\u5f84\u6700\u540e\u7684\u6587\u4ef6\u540d\n 32         part, err := writer.CreateFormFile(\"filename\", filepath.Base(fp))\n 33         if err != nil {\n 34                 log.Fatal(err)\n 35         }\n 36         \/\/\u5c06\u6587\u4ef6\u6570\u636e\u6d41\u590d\u5236\u5230\u8868\u5355\u5b57\u6bb5part\u4e2d\n 37         _, err = io.Copy(part, file)\n 38         if err != nil {\n 39                 log.Fatal(err)\n 40         }\n 41         err = writer.Close()\n 42         if err != nil {\n 43                 log.Fatal(err)\n 44         }\n 45         \/\/writer.WriteField(\"fieldName\",\"fieldValue\")  \/\/\u6dfb\u52a0\u5176\u4ed6\u5b57\u6bb5\n 46         req.Body = io.NopCloser(bf)\n 47         resp, err := client.Do(req)\n 48         if err != nil {\n 49                 log.Fatal(\"cuowu:\",err)\n 50         }\n 51         defer resp.Body.Close()\n 52         bodys, err := ioutil.ReadAll(resp.Body)\n 53         if err != nil {\n 54                 log.Fatal(err)\n 55         }\n 56         fmt.Println(\"Body:\", string(bodys))\n 57 }<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>46\u884c\uff1aio.NopCloser\u5c06bf\u5305\u88c5\u4e3aReadCloser\u7c7b\u578b\u7684\u6570\u636e\uff0c\u56e0\u4e3aDo()\u8981\u8bfb\u53d6req.Body,\u800cBody\u7684\u7c7b\u578b\u5c31\u662fio.ReadCloser,\u56e0\u6b64\u9700\u8981\u5c06bf\u5305\u88c5\u4e3a\u6b64\u7c7b\u578b\u624d\u53ef\u4ee5\uff0c\u56e0\u6b64io.NopCloser\u7684\u4e3b\u8981\u4f5c\u7528\u5c31\u662f\u5c06\u00a0<code>io.Reader<\/code>\u8f6c\u6362\u4e3a\u00a0<code>io.ReadCloser<\/code><\/li>\n\n\n\n<li>47\u884c\uff1aDo()\u65b9\u6cd5\u5728\u53d1\u9001\u6570\u636e\u7684\u65f6\u5019\uff0c\u4f1a\u8bfb\u53d6request\u4e2d\u7684Body\u6570\u636e\uff0c\u4e5f\u5c31\u662f\u4e0a\u9762\u7684req.Body\uff0c\u4e5f\u4f1a\u8bfb\u53d6method\u3001url\u7b49\u4fe1\u606f<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">\u4ec0\u4e48\u65f6\u5019\u9700\u8981\u8bbe\u7f6e\u8bf7\u6c42\u5934\uff1f<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u7b80\u5355\u7684 GET \u8bf7\u6c42<\/strong>\uff08\u4e0d\u5e26\u8ba4\u8bc1\u3001\u4e0d\u5e26\u7279\u6b8a\u683c\u5f0f\u8981\u6c42\uff09\u662f\u4e0d\u9700\u8981\u8bbe\u7f6e\u8bf7\u6c42\u5934\u7684\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>req, _ := http.NewRequest(\"GET\", \"https:\/\/httpbin.org\/get\", nil)<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9700\u8981\u8ba4\u8bc1\u6216\u8005\u4f20\u9012\u6570\u636e<\/strong>\u7684\u65f6\u5019\u5c31\u9700\u8981\u8bbe\u7f6e\u8bf7\u6c42\u5934\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">\u53d1\u9001 JSON<\/td><td class=\"has-text-align-center\" data-align=\"center\">Content-Type: application\/json<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u53d1\u9001\u8868\u5355<\/td><td class=\"has-text-align-center\" data-align=\"center\">Content-Type: application\/x-www-form-urlencoded<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u4e0a\u4f20\u6587\u4ef6\uff08multipart\uff09<\/td><td class=\"has-text-align-center\" data-align=\"center\">Content-Type: multipart\/form-data; boundary=&#8230;<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u9700\u8981\u8ba4\u8bc1<\/td><td class=\"has-text-align-center\" data-align=\"center\">Authorization: Bearer &lt;token><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u81ea\u5b9a\u4e49 UA<\/td><td class=\"has-text-align-center\" data-align=\"center\">User-Agent: my-app\/1.0<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u63a5\u53d7\u7279\u5b9a\u683c\u5f0f<\/td><td class=\"has-text-align-center\" data-align=\"center\">Accept: application\/json<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bbe\u7f6e\u8bf7\u6c42\u5934\u65b9\u5f0f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>req.Header.Set(\"Content-Type\", \"application\/json\")\nreq.Header.Set(\"Authorization\", \"Bearer YOUR_TOKEN\")\n\u6216\u8005\nreq.Header.Add(\"Accept\", \"application\/json\")\r\nreq.Header.Add(\"X-Custom-Header\", \"value\")<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Set\u548cAdd\u662f\u6709\u533a\u522b\u7684\uff0c\u5982\u679cSet\u4e2d\u51fa\u73b0\u591a\u4e2a\u540c\u540d\u7684\u952e\uff0c\u53ea\u4fdd\u7559\u6700\u540e\u4e00\u4e2a\uff0c\u540e\u9762\u7684\u8986\u76d6\u524d\u9762\u7684\uff0cAdd\u4e0d\u4f1a\uff0c\u652f\u6301\u8ffd\u52a0\uff0c<strong class=\"\">\u53ef\u80fd\u4ea7\u751f\u591a\u4e2a\u540c\u540d\u7684 Header \u5b57\u6bb5<\/strong>\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>req.Header.Set(\"X-Token\", \"abc\")\r\nreq.Header.Set(\"X-Token\", \"xyz\")\r\n\/\/ \u6700\u7ec8 Header \u4e2d\u53ea\u6709\uff1aX-Token: xyz<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>req.Header.Add(\"X-Token\", \"abc\")\r\nreq.Header.Add(\"X-Token\", \"xyz\")\r\n\/\/ \u6700\u7ec8 Header \u4e2d\u6709\u4e24\u4e2a\u503c\uff1a\r\n\/\/ X-Token: abc\r\n\/\/ X-Token: xyz<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001\u901a\u8fc7net\/http\u5305\u6765\u53d1\u9001GET\u8bf7\u6c42\u5230gin\u7684\u63a5\u53e3\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>package main\n\nimport (\n\t\"fmt\"\n\t\"io\"\n\t\"log\"\n\t\"net\/http\"\n\t\"os\"\n)\n\nfunc main() {\n\t\/\/\u8bbf\u95ee\u6b64url\u4f1a\u4e0b\u8f7dpdf.zip\u6587\u4ef6\n\turl := \"http:\/\/127.0.0.1:8100\/api\/v1\/GetPdfFile\"\n\tresp, err := http.Get(url)\n\tif err != nil {\n\t\tlog.Fatal(err)\n\t}\n\tif resp.StatusCode == 200 {\n\t\tfmt.Println(\"\u6587\u4ef6\u4e0b\u8f7d\u6210\u529f\")\n\t}\n\tdefer resp.Body.Close()\n\t\/\/\u521b\u5efa\u4e00\u4e2apdf.zip\u6587\u4ef6\n\tpdf, err := os.Create(\"\/tmp\/pdf.zip\")\n\tif err != nil {\n\t\tlog.Fatal(err)\n\t}\n\tdefer pdf.Close()\n\t\/\/\u5c06Get\u83b7\u53d6\u7684\u54cd\u5e94\u4f53\u6570\u636ecopy\u5230pdf.zip\u4e2d\n\t_, err = io.Copy(pdf, resp.Body)\n\tif err != nil {\n\t\tlog.Fatal(err)\n\t}\n}\n<\/code><\/pre>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">sort<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001sort.Strings\u51fd\u6570\u5bf9\u5207\u7247\u4e2d\u5143\u7d20\u6309\u7167\u5b57\u6bcd\u8fdb\u884c\u6392\u5e8f\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"705\" height=\"537\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/08\/9-9.png\" alt=\"\" class=\"wp-image-14625\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/08\/9-9.png 705w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/08\/9-9-300x229.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/08\/9-9-600x457.png 600w\" sizes=\"auto, (max-width: 705px) 100vw, 705px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"705\" height=\"239\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/08\/10-7.png\" alt=\"\" class=\"wp-image-14626\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/08\/10-7.png 705w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/08\/10-7-300x102.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/08\/10-7-600x203.png 600w\" sizes=\"auto, (max-width: 705px) 100vw, 705px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">builtin<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">builtin \u5305\u4e3aGo\u7684\u9884\u58f0\u660e\u6807\u8bc6\u7b26\u63d0\u4f9b\u4e86\u6587\u6863\uff0c\u6b64\u5305\u4e2d\u5305\u542b\u4e86\u6211\u4eec\u5e38\u7528\u7684\u4e00\u4e9b\u6807\u8bc6\u7b26\uff0c\u6bd4\u5982int8\u3001int16\u3001int32\u3001int64\u7b49\u7b49\uff0c\u9664\u6b64\u4e4b\u5916\uff0c\u5728\u65b0\u7248\u672cgolang 1.21\u7248\u672c\u4e2d\u8fd8\u65b0\u589e\u4e86\u51e0\u4e2a\u51fd\u6570<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001min()\u51fd\u6570\uff0c\u7528\u4e8e\u8fd4\u56de\u6700\u5c0f\u503c\uff0c\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>func min&#91;T cmp.Ordered](x T, y ...T) T<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">min\u51fd\u6570\u4e3a\u6cdb\u578b\u51fd\u6570\uff0c\u5728\u4f20\u9012\u53c2\u6570\u7684\u65f6\u5019\u6839\u636e\u53c2\u6570\u7c7b\u578b\u6765\u8bbe\u7f6e\u53d8\u91cfT\u7684\u7c7b\u578b\uff0c\u4e0b\u9762\u83b7\u53d6\u6570\u5b57\u7684\u6700\u5c0f\u503c\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"693\" height=\"212\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/1-6.png\" alt=\"\" class=\"wp-image-15601\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/1-6.png 693w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/1-6-300x92.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/1-6-600x184.png 600w\" sizes=\"auto, (max-width: 693px) 100vw, 693px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"694\" height=\"80\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/2-10.png\" alt=\"\" class=\"wp-image-15602\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/2-10.png 694w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/2-10-300x35.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/2-10-600x69.png 600w\" sizes=\"auto, (max-width: 694px) 100vw, 694px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">min\u51fd\u6570\u4e0d\u4ec5\u53ef\u4ee5\u83b7\u53d6\u6574\u6570\u6700\u5c0f\u503c\uff0c\u4e5f\u53ef\u4ee5\u83b7\u53d6\u5b57\u7b26\u4e32\uff0c\u6d6e\u70b9\u6570\u7b49\u7b49<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001max()\u51fd\u6570\uff0c\u7528\u4e8e\u8fd4\u56de\u6700\u5927\u503c\uff0c\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>func max&#91;T cmp.Ordered](x T, y ...T) T<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">max\u51fd\u6570\u4e5f\u662f\u6cdb\u578b\u51fd\u6570\uff0c\u4e0b\u9762\u4f8b\u5b50\u6765\u83b7\u53d6\u6700\u5927\u503c\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"690\" height=\"213\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/3-7.png\" alt=\"\" class=\"wp-image-15603\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/3-7.png 690w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/3-7-300x93.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/3-7-600x185.png 600w\" sizes=\"auto, (max-width: 690px) 100vw, 690px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"694\" height=\"81\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/4-6.png\" alt=\"\" class=\"wp-image-15604\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/4-6.png 694w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/4-6-300x35.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/4-6-600x70.png 600w\" sizes=\"auto, (max-width: 694px) 100vw, 694px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001clear()\u51fd\u6570\uff0c\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>func clear&#91;T ~&#91;]Type | ~map&#91;Type]Type1](t T)<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">clear\u51fd\u6570\u7684\u53c2\u6570\u4e5f\u662f\u6cdb\u578b\u51fd\u6570\uff0c\u5165\u53c2\u4e3a<code>map<\/code>\u3001<code>slice<\/code>\uff0c\u5982\u679c\u662f&nbsp;<code>map<\/code>\uff0c\u5219\u5220\u9664&nbsp;<code>map<\/code>&nbsp;\u4e2d\u7684\u6240\u6709\u5143\u7d20\uff0c\u8fd4\u56de\u4e00\u4e2a\u7a7a&nbsp;<code>map<\/code>\uff1b\u5982\u679c\u662f&nbsp;<code>slice<\/code>\uff0c\u5219\u5c06&nbsp;<code>slice<\/code>&nbsp;\u4e2d\u7684\u6240\u6709\u5143\u7d20\u6539\u4e3a\u5207\u7247\u7c7b\u578b\u7684\u96f6\u503c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">(1)\u3001\u4e0b\u9762\u5b9a\u4e49\u4e00\u4e2amap\uff0c\u7136\u540e\u8c03\u7528clear()\u51fd\u6570\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"693\" height=\"280\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/5-5.png\" alt=\"\" class=\"wp-image-15606\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/5-5.png 693w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/5-5-300x121.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/5-5-600x242.png 600w\" sizes=\"auto, (max-width: 693px) 100vw, 693px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"695\" height=\"96\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/6-9.png\" alt=\"\" class=\"wp-image-15607\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/6-9.png 695w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/6-9-300x41.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/6-9-600x83.png 600w\" sizes=\"auto, (max-width: 695px) 100vw, 695px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ece\u4e0a\u56fe\u770b\u51fa\uff0cclear\u4e2d\u4f20\u5165map\u540e\uff0c\u4f1a\u5c06map\u7684\u5185\u5bb9\u6e05\u7a7a\u53d8\u4e3a\u7a7a\u7684map<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">(2)\u3001\u4e0b\u9762\u5b9a\u4e49\u4e00\u4e2aslice\uff0c\u7136\u540e\u4f20\u5165clear()\u4e2d\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"695\" height=\"321\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/7-6.png\" alt=\"\" class=\"wp-image-15609\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/7-6.png 695w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/7-6-300x139.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/7-6-600x277.png 600w\" sizes=\"auto, (max-width: 695px) 100vw, 695px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"697\" height=\"141\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/8-6.png\" alt=\"\" class=\"wp-image-15610\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/8-6.png 697w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/8-6-300x61.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/11\/8-6-600x121.png 600w\" sizes=\"auto, (max-width: 697px) 100vw, 697px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ece\u4e0a\u56fe\u53ef\u4ee5\u770b\u51fa\uff0cmap\u8c03\u7528clear\u540e\u88ab\u6e05\u7a7a\uff0cslice\u8c03\u7528clear\u540e\u5143\u7d20\u53d8\u4e3a\u96f6\u503c<\/p>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">io\/ioutil<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u901a\u8fc7ioutil.ReadDir()\u8bfb\u53d6\u76ee\u5f55\uff0c\u8fd4\u56de\u4e00\u4e2afs.FileInfo\u5207\u7247\u548cerror\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"693\" height=\"432\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/4-5.jpg\" alt=\"\" class=\"wp-image-16368\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/4-5.jpg 693w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/4-5-300x187.jpg 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/4-5-600x374.jpg 600w\" sizes=\"auto, (max-width: 693px) 100vw, 693px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"698\" height=\"216\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/5-4.jpg\" alt=\"\" class=\"wp-image-16369\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/5-4.jpg 698w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/5-4-300x93.jpg 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/5-4-600x186.jpg 600w\" sizes=\"auto, (max-width: 698px) 100vw, 698px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u53ef\u6839\u636e\u8fd4\u56de\u5207\u7247\u7684\u957f\u5ea6\u6765\u5224\u65ad\u76ee\u5f55\u662f\u5426\u4e3a\u7a7a\uff0c\u672c\u4f8b\u5b50\u4e2dguan\u76ee\u5f55\u4e0b\u6ca1\u6587\u4ef6\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"693\" height=\"465\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/6-4.jpg\" alt=\"\" class=\"wp-image-16371\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/6-4.jpg 693w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/6-4-300x201.jpg 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/6-4-600x403.jpg 600w\" sizes=\"auto, (max-width: 693px) 100vw, 693px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"694\" height=\"79\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/7-5.jpg\" alt=\"\" class=\"wp-image-16372\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/7-5.jpg 694w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/7-5-300x34.jpg 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/03\/7-5-600x68.jpg 600w\" sizes=\"auto, (max-width: 694px) 100vw, 694px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">reflect<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728Golang\u4e2d\uff0c\u6570\u7ec4\u3001\u5207\u7247\u3001\u6620\u5c04\u7b49\u4e0d\u80fd\u76f4\u63a5\u4f7f\u7528==\u8fdb\u884c\u6bd4\u8f83\uff0c\u6b64\u65f6\u53ef\u901a\u8fc7reflect\u5305\u6765\u6bd4\u8f83<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u901a\u8fc7reflect.DeepEqual\u51fd\u6570\u6bd4\u8f83\u4e24\u4e2a\u4e8c\u7ef4\u5207\u7247\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"691\" height=\"535\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/04\/1-6.jpg\" alt=\"\" class=\"wp-image-16776\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/04\/1-6.jpg 691w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/04\/1-6-300x232.jpg 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/04\/1-6-600x465.jpg 600w\" sizes=\"auto, (max-width: 691px) 100vw, 691px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"685\" height=\"66\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/04\/2-6.jpg\" alt=\"\" class=\"wp-image-16777\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/04\/2-6.jpg 685w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/04\/2-6-300x29.jpg 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/04\/2-6-600x58.jpg 600w\" sizes=\"auto, (max-width: 685px) 100vw, 685px\" \/><\/figure>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\uff1a\u5207\u7247\u662f\u5426\u76f8\u7b49\u8981\u770b\u5143\u7d20\u7684\u5185\u5bb9\u548c\u987a\u5e8f\u6765\u51b3\u5b9a\u7684\uff0c\u5982\u679c\u628ab\u4e2d\u7684\u6ce8\u91ca\u4f4d\u7f6e\u653e\u5728\u4e0a\u9762\uff0c\u4e0ea\u4e2d\u7684\u987a\u5e8f\u4e0d\u540c\uff0c\u4ed6\u4eec\u5c31\u4e0d\u76f8\u7b49\u4e86<\/p>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">md5\u548chex<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u8ba1\u7b97\u6587\u4ef6\u7684md5\u7684\u503c\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"656\" height=\"565\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/6-2.png\" alt=\"\" class=\"wp-image-17742\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/6-2.png 656w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/6-2-300x258.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/6-2-600x517.png 600w\" sizes=\"auto, (max-width: 656px) 100vw, 656px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u901a\u8fc7md5\u5e93\u548cbufio\u6765\u8ba1\u7b97\u6587\u4ef6\u7684md5\u7684\u503c\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"657\" height=\"553\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/7-1.png\" alt=\"\" class=\"wp-image-17746\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/7-1.png 657w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/7-1-300x253.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/7-1-600x505.png 600w\" sizes=\"auto, (max-width: 657px) 100vw, 657px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001\u901a\u8fc7md5\u5e93\u548chex\u5e93\u6765<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">\u8ba1\u7b97\u5b57\u7b26\u4e32(\u4e0d\u662f\u6587\u4ef6)<\/mark><\/strong>\u7684md5\u7684\u503c\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"654\" height=\"469\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/4-1.png\" alt=\"\" class=\"wp-image-17736\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/4-1.png 654w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/4-1-300x215.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/4-1-600x430.png 600w\" sizes=\"auto, (max-width: 654px) 100vw, 654px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">4\u3001\u53ea\u901a\u8fc7md5\u5e93\u6765\u8ba1\u7b97\u5b57\u7b26\u4e32\u7684md5\u503c\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"655\" height=\"258\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/5-1.png\" alt=\"\" class=\"wp-image-17739\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/5-1.png 655w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/5-1-300x118.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/11\/5-1-600x236.png 600w\" sizes=\"auto, (max-width: 655px) 100vw, 655px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sum() \u8fd4\u56de\u7684\u503c\u4e3a[Size]byte\uff0c<code>[Size]byte<\/code> \u8868\u793a\u4e00\u4e2a\u56fa\u5b9a\u957f\u5ea6\u7684\u5b57\u8282\u6570\u7ec4\uff0c\u5176\u4e2d <code>Size<\/code> \u662f\u6570\u7ec4\u7684\u957f\u5ea6\u3002\u8fd9\u79cd\u7c7b\u578b\u901a\u5e38\u7528\u4e8e\u8868\u793a\u5177\u6709\u56fa\u5b9a\u5927\u5c0f\u7684\u6570\u636e\u7ed3\u6784\uff0c\u4f8b\u5982\u54c8\u5e0c\u503c\uff0c\u5f53\u4f60\u770b\u5230\u4e00\u4e2a\u51fd\u6570\u8fd4\u56de\u7c7b\u578b\u4e3a <code>[Size]byte<\/code>\uff0c\u8fd9\u610f\u5473\u7740\u8be5\u51fd\u6570\u8fd4\u56de\u4e00\u4e2a\u957f\u5ea6\u56fa\u5b9a\u7684\u5b57\u8282\u6570\u7ec4\u3002\u5728\u54c8\u5e0c\u51fd\u6570\u7684\u4e0a\u4e0b\u6587\u4e2d\uff0c<code>Size<\/code> \u901a\u5e38\u662f\u6307\u54c8\u5e0c\u7b97\u6cd5\u4ea7\u751f\u7684\u54c8\u5e0c\u503c\u7684\u5b57\u8282\u957f\u5ea6\u3002\u4f8b\u5982\uff0cMD5\u54c8\u5e0c\u7b97\u6cd5\u4ea7\u751f\u7684\u54c8\u5e0c\u503c\u957f\u5ea6\u4e3a16\u5b57\u8282\uff0cSHA-1\u4e3a20\u5b57\u8282\uff0cSHA-256\u4e3a32\u5b57\u8282\uff0c\u7b49\u7b49<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">net\/smtp\u5b9e\u73b0\u90ae\u4ef6\u53d1\u9001<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7net\/smtp\u548cgithub.com\/jordan-wright\/email\u5b9e\u73b0\u90ae\u4ef6\u53d1\u9001<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"657\" height=\"552\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/12\/9.png\" alt=\"\" class=\"wp-image-17783\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/12\/9.png 657w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/12\/9-300x252.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/12\/9-600x504.png 600w\" sizes=\"auto, (max-width: 657px) 100vw, 657px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0b\u65b9\u7684smtp.PlainAuth\u4e2d\u7684\u7b2c\u4e00\u4e2a\u53c2\u6570\u662f\u90ae\u7bb1\u8d26\u53f7\uff0c\u7b2c\u4e8c\u4e2a\u662f\u6388\u6743\u7801<\/p>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">time<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u5c06\u65f6\u95f4\u6233\u8f6c\u6362\u4e3a\u6807\u51c6\u65f6\u95f4\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"651\" height=\"362\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/12\/10.png\" alt=\"\" class=\"wp-image-17786\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/12\/10.png 651w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/12\/10-300x167.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/12\/10-600x334.png 600w\" sizes=\"auto, (max-width: 651px) 100vw, 651px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"649\" height=\"61\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/12\/1.png\" alt=\"\" class=\"wp-image-17789\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/12\/1.png 649w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/12\/1-300x28.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/12\/1-600x56.png 600w\" sizes=\"auto, (max-width: 649px) 100vw, 649px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u83b7\u53d6\u5f53\u524d\u65f6\u95f4\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"652\" height=\"240\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/12\/2.png\" alt=\"\" class=\"wp-image-17791\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/12\/2.png 652w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/12\/2-300x110.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/12\/2-600x221.png 600w\" sizes=\"auto, (max-width: 652px) 100vw, 652px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"649\" height=\"63\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/12\/3.png\" alt=\"\" class=\"wp-image-17792\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/12\/3.png 649w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/12\/3-300x29.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2024\/12\/3-600x58.png 600w\" sizes=\"auto, (max-width: 649px) 100vw, 649px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>encoding\/json\uff1a encoding\/json\u662f\u5b98\u65b9\u63d0\u4f9b\u7684\u6807\u51c6json, \u5b9e\u73b0RFC 7159\u4e2d\u5b9a\u4e49 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":7589,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[111],"tags":[],"class_list":["post-7391","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-go"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":8}},"_links":{"self":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts\/7391","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/comments?post=7391"}],"version-history":[{"count":237,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts\/7391\/revisions"}],"predecessor-version":[{"id":18990,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts\/7391\/revisions\/18990"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/media\/7589"}],"wp:attachment":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/media?parent=7391"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/categories?post=7391"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/tags?post=7391"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}