{"id":9943,"date":"2022-09-23T08:50:10","date_gmt":"2022-09-23T00:50:10","guid":{"rendered":"https:\/\/blog.ywdevops.cn\/?p=9943"},"modified":"2023-05-30T17:35:39","modified_gmt":"2023-05-30T09:35:39","slug":"go-19","status":"publish","type":"post","link":"https:\/\/blog.ywdevops.cn\/index.php\/2022\/09\/23\/go-19\/","title":{"rendered":"Go\u8bed\u8a00\u4e4b\u7c7b\u578b\u8f6c\u6362"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u5728go\u8bed\u8a00\u4e2d\uff0c\u4e00\u4e2a\u7c7b\u578b\u53ef\u4ee5\u8f6c\u6362\u4e3a\u53e6\u4e00\u79cd\u7c7b\u578b\u7684\u503c\uff0c\u8fd9\u4e2a\u8f6c\u6362\u53eb\u7c7b\u578b\u8f6c\u6362\uff0c\u5728go\u8bed\u8a00\u4e2d\u4e0d\u5b58\u5728\u9690\u5f0f\u7c7b\u578b\u8f6c\u6362\uff0c\u6240\u6709\u7684\u8f6c\u6362\u5fc5\u987b\u663e\u5f0f\u58f0\u660e<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>v1 := T(v)  \/\/\u5c06\u53d8\u91cfv\u8f6c\u6362\u4e3a\u7c7b\u578bT,\u5e76\u8fd4\u56de\u8f6c\u6362\u540e\u7684\u53d8\u91cfv1<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>v1\uff1a\u8f6c\u6362\u4e3aT\u7c7b\u578b\u4e4b\u540e\u7684\u53d8\u91cf<\/li>\n\n\n\n<li>T\uff1a\u9700\u8981\u8f6c\u6362\u7684\u7c7b\u578b\uff0c\u5982\u56feint32\u3001int64\u3001float64\u7b49<\/li>\n\n\n\n<li>v\uff1a\u9700\u8981\u8f6c\u6362\u7684\u53d8\u91cf<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728 Go \u8bed\u8a00\u7c7b\u578b\u8f6c\u6362\u8fc7\u7a0b\u4e2d\uff0c\u4ece\u4e00\u4e2a\u53d6\u503c\u8303\u56f4\u8f83\u5c0f\u7684\u7c7b\u578b\u8f6c\u6362\u5230\u4e00\u4e2a\u53d6\u503c\u8303\u56f4\u8f83\u5927\u7684\u7c7b\u578b(\u4f8b\u5982\u5c06int16\u8f6c\u6362\u4e3aint32)\uff0c\u90a3\u4e48\u5b8c\u5168\u53ef\u4ee5\uff0c\u4e0d\u4f1a\u9020\u6210\u7cbe\u5ea6\u4e22\u5931<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u4ece\u4e00\u4e2a\u53d6\u503c\u8303\u56f4\u8f83\u5927\u7684\u8f6c\u6362\u5230\u53d6\u503c\u8303\u56f4\u8f83\u5c0f\u7684\u7c7b\u578b\u65f6\uff08\u4f8b\u5982\u5c06 int32 \u8f6c\u6362\u4e3a int16 \u6216\u5c06 float32 \u8f6c\u6362\u4e3a int\uff09\uff0c\u4f1a\u53d1\u751f\u7cbe\u5ea6\u4e22\u5931\uff08\u622a\u65ad\uff09\u7684\u60c5\u51b5\uff0c\u6b64\u65f6\u53ef\u4ee5\u5148\u5c06int32\u8f6c\u4e3a\u5b57\u7b26\u4e32\u7136\u540e\u5728\u5c06\u5b57\u7b26\u4e32\u8f6c\u4e3aint\uff0c\u5176\u4f59\u7c7b\u4f3c<\/p>\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\">\u4e00\u3001\u5c06int\u8f6c\u6362\u4e3astring\u7c7b\u578b<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u901a\u8fc7strconv\u5305\u5b9e\u73b0\u8f6c\u5316\uff0c\u5982\u56fe:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"706\" height=\"337\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/7-3.png\" alt=\"\" class=\"wp-image-9948\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/7-3.png 706w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/7-3-300x143.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/7-3-600x286.png 600w\" sizes=\"auto, (max-width: 706px) 100vw, 706px\" \/><\/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=\"110\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/8-3.png\" alt=\"\" class=\"wp-image-9950\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/8-3.png 707w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/8-3-300x47.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/8-3-600x93.png 600w\" sizes=\"auto, (max-width: 707px) 100vw, 707px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u901a\u8fc7fmt\u5305\u7684Sprintf\u51fd\u6570\u5b9e\u73b0\u8f6c\u6362\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"315\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/9-3.png\" alt=\"\" class=\"wp-image-9953\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/9-3.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/9-3-300x133.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/9-3-600x267.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=\"709\" height=\"109\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/10-2.png\" alt=\"\" class=\"wp-image-9954\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/10-2.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/10-2-300x46.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/10-2-600x92.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\uff1afmt.Sprintf\uff1a\u628a\u683c\u5f0f\u5b57\u7b26\u4e32\u8f93\u51fa\u5230\u6307\u5b9a\u5b57\u7b26\u4e32\u4e2d\uff0c\u5e76\u8fd4\u56de\u5b57\u7b26\u4e32\uff0c\u53ef\u4ee5\u7528\u4e8e\u8d4b\u503c\u64cd\u4f5c<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">\u683c\u5f0f<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u63cf\u8ff0<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">%b<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u6574\u578b\u4ee5\u4e8c\u8fdb\u5236\u65b9\u5f0f\u663e\u793a<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">%o<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u6574\u578b\u4ee5\u516b\u8fdb\u5236\u65b9\u5f0f\u663e\u793a<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">%d<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u6574\u578b\u4ee5\u5341\u8fdb\u5236\u65b9\u5f0f\u663e\u793a<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">%x<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u6574\u578b\u4ee5\u5341\u516d\u8fdb\u5236\u65b9\u5f0f\u663e\u793a<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">%X<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u6574\u578b\u4ee5\u5341\u516d\u8fdb\u5236\u3001\u5b57\u6bcd\u5927\u5199\u65b9\u5f0f\u663e\u793a<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\"><strong>\u4e8c\u3001\u5c06int64\u8f6c\u4e3astring\uff1a<\/strong><\/mark><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u901a\u8fc7strconv\u5305\u5b9e\u73b0\u8f6c\u6362\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"350\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/11-2.png\" alt=\"\" class=\"wp-image-9957\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/11-2.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/11-2-300x148.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/11-2-600x297.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\uff1astrconv.FormatInt \u7684\u7b2c\u4e8c\u4e2a\u53c2\u6570\uff0c\u8868\u793a\u8981\u8f6c\u6210\u7684\u5b57\u7b26\u4e32\u7c7b\u578b\u662f\u51e0\u8fdb\u5236\uff0c\u8fd9\u91cc\u8f6c\u6210\u5341\u8fdb\u5236<\/p>\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=\"103\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/1-3.png\" alt=\"\" class=\"wp-image-9959\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/1-3.png 707w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/1-3-300x44.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/1-3-600x87.png 600w\" sizes=\"auto, (max-width: 707px) 100vw, 707px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u901a\u8fc7fmt\u5305\u7684Sprintf\u51fd\u6570\u5b9e\u73b0\u8f6c\u6362\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"351\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/2-3.png\" alt=\"\" class=\"wp-image-9961\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/2-3.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/2-3-300x149.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/2-3-600x297.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=\"706\" height=\"99\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/3-3.png\" alt=\"\" class=\"wp-image-9963\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/3-3.png 706w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/3-3-300x42.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/3-3-600x84.png 600w\" sizes=\"auto, (max-width: 706px) 100vw, 706px\" \/><\/figure>\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\">\u4e09\u3001\u5c06float\u8f6c\u6362\u4e3astring\u7c7b\u578b<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u4f7f\u7528strconv\u5305\u5b9e\u73b0\u8f6c\u6362\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"370\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/4-3.png\" alt=\"\" class=\"wp-image-9967\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/4-3.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/4-3-300x157.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/4-3-600x313.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>f\uff1a\u8868\u793a\u4e0d\u4f7f\u7528\u6307\u6570\u5f62\u5f0f\uff0c\u9664\u4e86f\u8fd8\u6709b(\u4e8c\u8fdb\u5236)\u3001e(10\u8fdb\u5236)\u3001E(10\u8fdb\u5236)\u3001g\u3001G\u7b49,\u5e38\u7528\u5c31\u662ff<\/li>\n\n\n\n<li>1\uff1a\u8868\u793a\u4fdd\u7559\u4e00\u4f4d\u5c0f\u6570<\/li>\n\n\n\n<li>64\uff1a\u8868\u793a\u5f53\u524d\u8f6c\u6362\u7684\u53d8\u91cf\u7c7b\u578b\uff0ca\u4e3afloat64\uff0c\u56e0\u6b64\u6b64\u5904\u4e3a64<\/li>\n<\/ul>\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=\"121\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/5-3.png\" alt=\"\" class=\"wp-image-9970\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/5-3.png 707w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/5-3-300x51.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/5-3-600x103.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\uff1astrconv.FormatFloat \u51fd\u6570\u7684\u7b2c\u4e00\u4e2a\u53c2\u6570\uff0c\u53ea\u80fd\u63a5\u53d7 float64 \u7c7b\u578b\u7684\u53d8\u91cf\u3002\u56e0\u6b64\uff0c\u5982\u679c\u9700\u8981\u5c06 float32 \u7c7b\u578b\u8f6c\u6210 string\uff0c\u9700\u8981\u5148\u5c06 float32 \u8f6c\u6210 float64<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0b\u9762\u662f\u5c06float32\u53d8\u91cfa\u8f6c\u6362\u4e3a\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=\"371\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/8-4.png\" alt=\"\" class=\"wp-image-9979\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/8-4.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/8-4-300x157.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/8-4-600x314.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=\"122\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/9-4.png\" alt=\"\" class=\"wp-image-9980\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/9-4.png 707w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/9-4-300x52.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/9-4-600x104.png 600w\" sizes=\"auto, (max-width: 707px) 100vw, 707px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u901a\u8fc7fmt\u5305\u7684Sprintf\u51fd\u6570\u5b9e\u73b0\u8f6c\u6362\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"710\" height=\"346\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/6-4.png\" alt=\"\" class=\"wp-image-9974\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/6-4.png 710w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/6-4-300x146.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/6-4-600x292.png 600w\" sizes=\"auto, (max-width: 710px) 100vw, 710px\" \/><\/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=\"710\" height=\"123\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/7-4.png\" alt=\"\" class=\"wp-image-9976\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/7-4.png 710w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/7-4-300x52.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/7-4-600x104.png 600w\" sizes=\"auto, (max-width: 710px) 100vw, 710px\" \/><\/figure>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\uff1a%.1f\u8868\u793a\u4fdd\u7559\u4e00\u4f4d\u5c0f\u6570\uff0c\u53ef\u6839\u636e\u9700\u8981\u8bbe\u7f6e\u4fdd\u7559\u7684\u4f4d\u6570<\/p>\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\">\u56db\u3001\u5c06string\u8f6c\u6362\u4e3aint<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u901a\u8fc7strconv\u5305\u7684Atoi\u5b9e\u73b0\u8f6c\u6362\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"390\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/10-3.png\" alt=\"\" class=\"wp-image-9983\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/10-3.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/10-3-300x165.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/10-3-600x330.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=\"709\" height=\"103\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/11-3.png\" alt=\"\" class=\"wp-image-9984\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/11-3.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/11-3-300x44.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/11-3-600x87.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\uff1astrconv.Atoi\u8fd4\u56de\u4e24\u4e2a\u503c,\u4e00\u4e2a\u662f\u8f6c\u6362\u540e\u7684\uff0c\u4e00\u4e2a\u662f\u9519\u8bef\u503c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u901a\u8fc7strconv\u7684ParseInt\u51fd\u6570\u5b9e\u73b0\u8f6c\u6362\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"384\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/12-2.png\" alt=\"\" class=\"wp-image-9987\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/12-2.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/12-2-300x163.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/12-2-600x325.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">strconv.ParseInt \u51fd\u6570\uff0c\u8fd4\u56de\u4e24\u4e2a\u53c2\u6570\uff0c\u7b2c\u4e00\u4e2a\u53c2\u6570\u662f\u8f6c\u6362\u540e\u7684\u5b57\u7b26\u4e32\u3002\u7b2c\u4e8c\u4e2a\u53c2\u6570\u662f\uff0c\u5982\u679c\u8f6c\u6362\u5931\u8d25\uff0c\u8fd4\u56de\u7684\u5931\u8d25\u4fe1\u606f\uff0c10\u8868\u793a\u8981\u8f6c\u6362\u7684\u5b57\u7b26\u4e32\u7684\u8fdb\u5236\u6570\uff0c64\u8868\u793a\u8f6c\u6362\u540e\u7684\u4f4d\u6570<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"710\" height=\"103\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/13-2.png\" alt=\"\" class=\"wp-image-9988\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/13-2.png 710w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/13-2-300x44.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/13-2-600x87.png 600w\" sizes=\"auto, (max-width: 710px) 100vw, 710px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">\u4e94<strong>\u3001\u5c06string\u8f6c\u6362\u4e3afloat<\/strong><\/mark><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u901a\u8fc7strconv\u5305\u7684ParseFloat\u51fd\u6570\u5b9e\u73b0\u8f6c\u6362\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"389\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/14-1.png\" alt=\"\" class=\"wp-image-9990\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/14-1.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/14-1-300x165.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/14-1-600x329.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">strconv.ParseFloat \u51fd\u6570\uff0c\u8fd4\u56de\u4e24\u4e2a\u503c\uff0c\u7b2c\u4e00\u4e2a\u503c\u662f\u8f6c\u6362\u540e\u7684 float64 \u7c7b\u578b\u7684\u53d8\u91cf\u3002\u7b2c\u4e8c\u4e2a\u503c\u662f\uff0c\u5982\u679c\u8f6c\u6362\u5931\u8d25\uff0c\u8fd4\u56de\u7684\u5931\u8d25\u4fe1\u606f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">strconv.ParseFloat \u51fd\u6570\u7684\u7b2c\u4e00\u4e2a\u53c2\u6570\uff0c\u63a5\u53d7\u8981\u8f6c\u6362\u7684\u5b57\u7b26\u4e32\u3002\u7b2c\u4e8c\u4e2a\u53c2\u6570\uff0c\u8868\u793a\u8f6c\u6362\u540e\u7684\u4f4d\u6570<\/p>\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=\"709\" height=\"106\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/15-2.png\" alt=\"\" class=\"wp-image-9991\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/15-2.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/15-2-300x45.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/09\/15-2-600x90.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\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\">\u516d\u3001\u5b57\u7b26\u4e32\u4e0e\u5b57\u8282\u5207\u7247\u76f4\u63a5\u8f6c\u6362<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5b57\u8282\u5207\u7247\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"705\" height=\"310\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/8.png\" alt=\"\" class=\"wp-image-13281\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/8.png 705w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/8-300x132.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/8-600x264.png 600w\" sizes=\"auto, (max-width: 705px) 100vw, 705px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"704\" height=\"70\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/9.png\" alt=\"\" class=\"wp-image-13283\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/9.png 704w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/9-300x30.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/9-600x60.png 600w\" sizes=\"auto, (max-width: 704px) 100vw, 704px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u5c06\u5b57\u8282\u5207\u7247\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u5e76\u8f93\u51fa\uff0c\u901a\u8fc7string\u7c7b\u578b\u8f6c\u6362\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"704\" height=\"359\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/3-1.png\" alt=\"\" class=\"wp-image-13285\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/3-1.png 704w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/3-1-300x153.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/3-1-600x306.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=\"706\" height=\"83\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/4-1.png\" alt=\"\" class=\"wp-image-13286\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/4-1.png 706w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/4-1-300x35.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/4-1-600x71.png 600w\" sizes=\"auto, (max-width: 706px) 100vw, 706px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\u610f\uff1a\u5728\u5c06\u5b57\u8282\u5207\u7247\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u7684\u65f6\u5019\uff0c\u53ea\u6709\u5f53\u5b57\u8282\u5207\u7247\u4e2d\u7684\u5143\u7d20\u662futf8\u7f16\u7801\u7684\u65b9\u5f0f\u662f\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u540e\u624d\u6709\u6570\u636e\uff0c\u5426\u5219\u53ef\u80fd\u51fa\u73b0\u7a7a\u6216\u8005\u9519\u8bef\uff0c \u53ef\u901a\u8fc7utf8.Valid()\u6765\u67e5\u770b\u7f16\u7801\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"706\" height=\"422\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/5-1.png\" alt=\"\" class=\"wp-image-13289\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/5-1.png 706w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/5-1-300x179.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/5-1-600x359.png 600w\" sizes=\"auto, (max-width: 706px) 100vw, 706px\" \/><\/figure>\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\">\u4e03\u3001\u5c06map\u7c7b\u578b\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u7c7b\u578b<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u5c06map\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=\"705\" height=\"430\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/8-3.png\" alt=\"\" class=\"wp-image-13472\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/8-3.png 705w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/8-3-300x183.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/8-3-600x366.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=\"706\" height=\"83\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/9-3.png\" alt=\"\" class=\"wp-image-13473\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/9-3.png 706w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/9-3-300x35.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/05\/9-3-600x71.png 600w\" sizes=\"auto, (max-width: 706px) 100vw, 706px\" \/><\/figure>\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\">\u516b\u3001\u5f3a\u5236\u7c7b\u578b\u8f6c\u6362<\/mark><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f3a\u5236\u7c7b\u578b\u8f6c\u6362\u9700\u8981\u501f\u52a9com\u5305\uff0c\u5730\u5740\u4e3a\uff1agithub.com\/unknwon\/com<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u4e0b\u9762\u4f8b\u5b50\u901a\u8fc7\u5f3a\u5236\u8f6c\u6362\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5176\u4ed6\u7c7b\u578b\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"430\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/11\/3-4.png\" alt=\"\" class=\"wp-image-10574\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/11\/3-4.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/11\/3-4-300x182.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/11\/3-4-600x364.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=\"710\" height=\"137\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/11\/4-4.png\" alt=\"\" class=\"wp-image-10576\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/11\/4-4.png 710w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/11\/4-4-300x58.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/11\/4-4-600x116.png 600w\" sizes=\"auto, (max-width: 710px) 100vw, 710px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u66f4\u591a\u7528\u6cd5\u53ef\u53c2\u8003com\u5305\uff0c\u67e5\u770b\u5305\u4e2d\u6587\u6863\u65b9\u5f0f\uff1ago doc com<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728go\u8bed\u8a00\u4e2d\uff0c\u4e00\u4e2a\u7c7b\u578b\u53ef\u4ee5\u8f6c\u6362\u4e3a\u53e6\u4e00\u79cd\u7c7b\u578b\u7684\u503c\uff0c\u8fd9\u4e2a\u8f6c\u6362\u53eb\u7c7b\u578b\u8f6c\u6362\uff0c\u5728go\u8bed\u8a00\u4e2d\u4e0d\u5b58\u5728\u9690\u5f0f\u7c7b\u578b\u8f6c\u6362\uff0c\u6240\u6709\u7684\u8f6c\u6362 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":9945,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[111,23],"tags":[],"class_list":["post-9943","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-go","category-rong"],"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\/9943","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=9943"}],"version-history":[{"count":41,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts\/9943\/revisions"}],"predecessor-version":[{"id":13474,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts\/9943\/revisions\/13474"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/media\/9945"}],"wp:attachment":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/media?parent=9943"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/categories?post=9943"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/tags?post=9943"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}