{"id":1062,"date":"2023-10-08T13:15:00","date_gmt":"2023-10-08T05:15:00","guid":{"rendered":"https:\/\/www.dataz8.com\/?p=1062"},"modified":"2023-11-08T21:10:28","modified_gmt":"2023-11-08T13:10:28","slug":"go%e5%9f%ba%e7%a1%80%e8%af%ad%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.dataz8.com\/?p=1062","title":{"rendered":"Go\u57fa\u7840\u8bed\u6cd5"},"content":{"rendered":"<div class=\"pps-series-post-details pps-series-post-details-variant-classic pps-series-post-details-1788\" data-series-id=\"21\"><div class=\"pps-series-meta-content\"><div class=\"pps-series-meta-text\">This entry is \u7b2c 1 \u90e8\u5206\uff0c\u5171 3 in the series <a href=\"https:\/\/www.dataz8.com\/?series=go%e8%af%ad%e8%a8%80%e5%ad%a6%e4%b9%a0%e4%b9%8b%e8%b7%af\">Go(Golang)\u5b66\u4e60\u4e4b\u8def<\/a><\/div><\/div><\/div>\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"1062\" class=\"elementor elementor-1062\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e3eae3f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e3eae3f\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-51cfdf8\" data-id=\"51cfdf8\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d2e98c1 elementor-widget elementor-widget-text-editor\" data-id=\"d2e98c1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_89 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.dataz8.com\/?p=1062\/#1_%E5%8F%98%E9%87%8F%E5%AE%9A%E4%B9%89%E6%96%B9%E6%B3%95\" >1. \u53d8\u91cf\u5b9a\u4e49\u65b9\u6cd5<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.dataz8.com\/?p=1062\/#11_var%E5%AE%9A%E4%B9%89%E5%8F%98%E9%87%8F\" >1.1 var\u5b9a\u4e49\u53d8\u91cf<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.dataz8.com\/?p=1062\/#12_%E7%B1%BB%E5%9E%8B%E6%8E%A8%E5%AF%BC%E6%96%B9%E5%BC%8F%E5%AE%9A%E4%B9%89%E5%8F%98%E9%87%8F\" >1.2 \u7c7b\u578b\u63a8\u5bfc\u65b9\u5f0f\u5b9a\u4e49\u53d8\u91cf<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.dataz8.com\/?p=1062\/#13_%E4%B8%80%E6%AC%A1%E5%AE%9A%E4%B9%89%E5%A4%9A%E4%B8%AA%E5%8F%98%E9%87%8F\" >1.3 \u4e00\u6b21\u5b9a\u4e49\u591a\u4e2a\u53d8\u91cf<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.dataz8.com\/?p=1062\/#14_%E6%89%B9%E9%87%8F%E5%A3%B0%E6%98%8E%E5%8F%98%E9%87%8F\" >1.4 \u6279\u91cf\u58f0\u660e\u53d8\u91cf<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.dataz8.com\/?p=1062\/#2_%E5%B8%B8%E9%87%8F%E5%AE%9A%E4%B9%89\" >2. \u5e38\u91cf\u5b9a\u4e49<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.dataz8.com\/?p=1062\/#3_fmt%E5%8C%85\" >3. fmt\u5305<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.dataz8.com\/?p=1062\/#4_init%E5%87%BD%E6%95%B0%E5%92%8Cmain%E5%87%BD%E6%95%B0\" >4. init\u51fd\u6570\u548cmain\u51fd\u6570<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.dataz8.com\/?p=1062\/#41_init%E5%87%BD%E6%95%B0\" >4.1 init\u51fd\u6570<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.dataz8.com\/?p=1062\/#42_main%E5%87%BD%E6%95%B0\" >4.2 main\u51fd\u6570<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.dataz8.com\/?p=1062\/#43_init%E5%87%BD%E6%95%B0%E5%92%8Cmain%E5%87%BD%E6%95%B0%E7%9A%84%E5%BC%82%E5%90%8C\" >4.3 init\u51fd\u6570\u548cmain\u51fd\u6570\u7684\u5f02\u540c<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.dataz8.com\/?p=1062\/#431_%E7%9B%B8%E5%90%8C%E7%82%B9\" >4.3.1 \u76f8\u540c\u70b9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.dataz8.com\/?p=1062\/#432_%E4%B8%8D%E5%90%8C%E7%82%B9\" >4.3.2 \u4e0d\u540c\u70b9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.dataz8.com\/?p=1062\/#433_%E4%B8%A4%E4%B8%AA%E5%87%BD%E6%95%B0%E7%9A%84%E6%89%A7%E8%A1%8C%E9%A1%BA%E5%BA%8F\" >4.3.3 \u4e24\u4e2a\u51fd\u6570\u7684\u6267\u884c\u987a\u5e8f<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.dataz8.com\/?p=1062\/#5_init%E5%87%BD%E6%95%B0%E4%BB%8B%E7%BB%8D\" >5. init()\u51fd\u6570\u4ecb\u7ecd<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.dataz8.com\/?p=1062\/#6_golang%E4%B8%AD%E5%85%B3%E9%94%AE%E5%AD%97\" >6. golang\u4e2d\u5173\u952e\u5b57<\/a><\/li><\/ul><\/nav><\/div>\n<h1><span class=\"ez-toc-section\" id=\"1_%E5%8F%98%E9%87%8F%E5%AE%9A%E4%B9%89%E6%96%B9%E6%B3%95\"><\/span><span style=\"color: #000000;\">1. \u53d8\u91cf\u5b9a\u4e49\u65b9\u6cd5<\/span><span class=\"ez-toc-section-end\"><\/span><\/h1><h2><span class=\"ez-toc-section\" id=\"11_var%E5%AE%9A%E4%B9%89%E5%8F%98%E9%87%8F\"><\/span><span style=\"color: #000000;\">1.1 var\u5b9a\u4e49\u53d8\u91cf<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2><ul><li><span style=\"color: #ff0000;\">var\u00a0 \u53d8\u91cf\u540d\u00a0 \u7c7b\u578b\u00a0 =\u00a0 \u8868\u8fbe\u5f0f<\/span><\/li><\/ul><p><span style=\"color: #000000;\">var name string = &#8220;suifengerzai&#8221;<\/span><\/p><p><span style=\"color: #000000;\">var age int = 18<\/span><\/p><p><span style=\"color: #000000;\">var isOk bool bool<\/span><\/p><h2><span class=\"ez-toc-section\" id=\"12_%E7%B1%BB%E5%9E%8B%E6%8E%A8%E5%AF%BC%E6%96%B9%E5%BC%8F%E5%AE%9A%E4%B9%89%E5%8F%98%E9%87%8F\"><\/span><span style=\"color: #000000;\">1.2 \u7c7b\u578b\u63a8\u5bfc\u65b9\u5f0f\u5b9a\u4e49\u53d8\u91cf<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2><ul><li><p class=\"p1\"><span style=\"color: #000000;\">\u5728\u51fd\u6570\u5185\u90e8\uff0c\u53ef\u4ee5\u4f7f\u7528\u66f4\u7b80\u7565\u7684 := \u65b9\u5f0f\u58f0\u660e\u5e76\u521d\u59cb\u5316\u53d8\u91cf\uff1b<\/span><\/p><\/li><li><p class=\"p1\"><span style=\"color: #000000;\">\u77ed\u53d8\u91cf\u53ea\u80fd\u7528\u4e8e\u58f0\u660e\u5c40\u90e8\u53d8\u91cf\uff0c\u4e0d\u80fd\u7528\u4e8e\u5168\u5c40\u53d8\u91cf\u7684\u58f0\u660e\uff1b<\/span><\/p><\/li><li><span style=\"color: #ff0000;\">\u53d8\u91cf\u540d\u00a0 :=\u00a0 \u8868\u8fbe\u5f0f<\/span><\/li><\/ul><p><span style=\"color: #000000;\">n\u00a0 :=\u00a0 18<\/span><\/p><p><span style=\"color: #000000;\">var\u00a0 age\u00a0 =\u00a0 18<\/span><\/p><h2><span class=\"ez-toc-section\" id=\"13_%E4%B8%80%E6%AC%A1%E5%AE%9A%E4%B9%89%E5%A4%9A%E4%B8%AA%E5%8F%98%E9%87%8F\"><\/span><span style=\"color: #000000;\">1.3 \u4e00\u6b21\u5b9a\u4e49\u591a\u4e2a\u53d8\u91cf<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2><p><span style=\"color: #000000;\">package main<\/span><br \/><span style=\"color: #000000;\">import &#8220;fmt&#8221;<\/span><br \/><span style=\"color: #000000;\">func main() {<\/span><br \/><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 var username, sex string <\/span><br \/><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 username = &#8220;\u5f20\u4e09&#8221;<\/span><br \/><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 sex = &#8220;\u7537&#8221; <\/span><br \/><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 fmt.Println(username, sex)<\/span><br \/><span style=\"color: #000000;\">}<\/span><\/p><h2><span class=\"ez-toc-section\" id=\"14_%E6%89%B9%E9%87%8F%E5%A3%B0%E6%98%8E%E5%8F%98%E9%87%8F\"><\/span><span style=\"color: #000000;\">1.4 \u6279\u91cf\u58f0\u660e\u53d8\u91cf<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2><p><span style=\"color: #000000;\">package main<\/span><br \/><span style=\"color: #000000;\">import &#8220;fmt&#8221;<\/span><br \/><span style=\"color: #000000;\">func main() {<\/span><br \/><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 var (<\/span><br \/><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 a string<\/span><br \/><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 b int<\/span><br \/><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 c bool <\/span><br \/><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 )<\/span><br \/><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 a = &#8220;\u5f20\u4e09&#8221;<\/span><br \/><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 b = 18<\/span><br \/><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 c = true <\/span><br \/><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 fmt.Println(a,b,c)<\/span><br \/><span style=\"color: #000000;\">}<\/span><\/p><h1><span class=\"ez-toc-section\" id=\"2_%E5%B8%B8%E9%87%8F%E5%AE%9A%E4%B9%89\"><\/span><span style=\"color: #000000;\">2. \u5e38\u91cf\u5b9a\u4e49<\/span><span class=\"ez-toc-section-end\"><\/span><\/h1><ul><li><p class=\"p1\"><span style=\"color: #000000;\">\u58f0\u660e\u4e86 pi \u548c e \u8fd9\u4e24\u4e2a\u5e38\u91cf\u4e4b\u540e\uff0c\u5728\u6574\u4e2a\u7a0b\u5e8f\u8fd0\u884c\u671f\u95f4\u5b83\u4eec\u7684\u503c\u90fd\u4e0d\u80fd\u518d\u53d1\u751f\u53d8\u5316\u3002<\/span><\/p><\/li><\/ul><p><span style=\"color: #000000;\">const pi = 3.1415<\/span><\/p><p><span style=\"color: #000000;\">const e = 2.7182<\/span><\/p><p><span style=\"color: #ff0000;\">\/\/\u591a\u4e2a\u5e38\u91cf\u4e5f\u53ef\u4ee5\u4e00\u8d77\u58f0\u660e<\/span><\/p><p><span style=\"color: #000000;\">const (<\/span><\/p><p><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 pi = 3.1415<\/span><\/p><p><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 e = 2.7182<\/span><\/p><p><span style=\"color: #000000;\">)<\/span><\/p><ul><li><span style=\"color: #000000;\">const\u540c\u65f6\u58f0\u660e\u591a\u4e2a\u5e38\u91cf\u65f6\uff0c\u5982\u679c\u7701\u7565\u4e86\u503c\uff0c\u5219\u8868\u793a\u548c\u4e0a\u9762\u4e00\u884c\u7684\u503c\u76f8\u540c\u3002<\/span><\/li><\/ul><p><span style=\"color: #000000;\">const (<\/span><br \/><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 n1 = 18<\/span><br \/><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 n2<\/span><br \/><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 n3<\/span><br \/><span style=\"color: #000000;\">)<\/span><br \/><span style=\"color: #000000;\">\/\/ \u4e0a\u9762\u793a\u4f8b\u4e2d\uff0c\u5e38\u91cf n1\u3001n2\u3001n3 \u7684\u503c\u90fd\u662f 18<\/span><\/p><h1><span class=\"ez-toc-section\" id=\"3_fmt%E5%8C%85\"><\/span><span style=\"color: #000000;\">3. fmt\u5305<\/span><span class=\"ez-toc-section-end\"><\/span><\/h1><p><span style=\"color: #000000;\">Println\uff1a<\/span><\/p><ul><li><span style=\"color: #000000;\">\u4e00\u6b21\u8f93\u5165\u591a\u4e2a\u503c\u7684\u65f6\u5019\uff0cPrintln\u4e2d\u95f4\u6709\u7a7a\u683c<\/span><\/li><li><span style=\"color: #000000;\">Println\u4f1a\u81ea\u52a8\u6362\u884c\uff0cPrint\u4e0d\u4f1a\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0<\/span><\/li><\/ul><p><span style=\"color: #000000;\">Print\uff1a<\/span><\/p><ul><li><span style=\"color: #000000;\">\u4e00\u6b21\u8f93\u5165\u591a\u4e2a\u503c\u7684\u65f6\u5019\uff0cPrint\u4e2d\u95f4\u6ca1\u6709\u7a7a\u683c<\/span><\/li><li><span style=\"color: #000000;\">Print\u4e0d\u4f1a\u81ea\u52a8\u6362\u884c<\/span><\/li><\/ul><p><span style=\"color: #000000;\">Printf\uff1a<\/span><\/p><ul><li><span style=\"color: #000000;\">Printf\u662f\u683c\u5f0f\u5316\u8f93\u51fa\uff0c\u5728\u5f88\u591a\u573a\u666f\u4e0b\u6bd4Println\u66f4\u65b9\u4fbf<\/span><\/li><\/ul><p><span style=\"color: #000000;\">package main<\/span><br \/><span style=\"color: #000000;\">import &#8220;fmt&#8221;<\/span><br \/><span style=\"color: #000000;\">func main() {<\/span><br \/><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 fmt.Print(&#8220;zhangsan&#8221;,&#8221;lisi&#8221;,&#8221;wangwu&#8221;)\u00a0 \u00a0 \u00a0 \/\/zhangsanlisiwangwu<\/span><br \/><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 fmt.Println(&#8220;zhangsan&#8221;,&#8221;lisi&#8221;,&#8221;wangwu&#8221;)\u00a0 \u00a0\/\/ zhangsan lisi wangwu<\/span><br \/><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 name := &#8220;zhangsan&#8221;<\/span><br \/><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 age := 18<\/span><br \/><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 fmt.Printf(&#8220;%s \u4eca\u5e74 %d \u5c81&#8221;, name, age)\u00a0 \u00a0\/\/ zhangsan \u4eca\u5e74 18 \u5c81<\/span><br \/><span style=\"color: #000000;\">}<\/span><\/p><h1><span class=\"ez-toc-section\" id=\"4_init%E5%87%BD%E6%95%B0%E5%92%8Cmain%E5%87%BD%E6%95%B0\"><\/span><span style=\"color: #000000;\">4. init\u51fd\u6570\u548cmain\u51fd\u6570<\/span><span class=\"ez-toc-section-end\"><\/span><\/h1><h2><span class=\"ez-toc-section\" id=\"41_init%E5%87%BD%E6%95%B0\"><\/span><span style=\"color: #000000;\">4.1 init\u51fd\u6570<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2><ul><li><span style=\"color: #000000;\">go\u8bed\u8a00\u4e2d\uff0cinit\u51fd\u6570\u7528\u4e8e\u5305\uff08package\uff09\u7684\u521d\u59cb\u5316\uff0c\u8be5\u51fd\u6570\u662fgo\u8bed\u8a00\u7684\u4e00\u4e2a\u91cd\u8981\u7279\u6027\uff0c\u6709\u5982\u4e0b\u7279\u5f81\uff1a<\/span><\/li><\/ul><ol><li><span style=\"color: #000000;\">init\u51fd\u6570\u662f\u7528\u4e8e\u7a0b\u5e8f\u6267\u884c\u524d\u505a\u5305\u7684\u521d\u59cb\u5316\u7684\u51fd\u6570\uff0c\u6bd4\u5982\uff0c\u521d\u59cb\u5316\u5305\u91cc\u7684\u53d8\u91cf\u7b49\uff1b<\/span><\/li><li><span style=\"color: #000000;\">\u6bcf\u4e2a\u5305\u53ef\u4ee5\u62e5\u6709\u591a\u4e2ainit\u51fd\u6570\uff1b<\/span><\/li><li><span style=\"color: #000000;\">\u5305\u7684\u6bcf\u4e2a\u6e90\u6587\u4ef6\u4e5f\u53ef\u4ee5\u62e5\u6709\u591a\u4e2ainit\u51fd\u6570\uff1b<\/span><\/li><li><span style=\"color: #000000;\">\u540c\u4e00\u4e2a\u5305\u4e2d\uff0c\u591a\u4e2ainit\u51fd\u6570\u7684\u6267\u884c\u987a\u5e8f\uff0cgo\u8bed\u8a00\u6ca1\u6709\u660e\u786e\u7684\u8bf4\u660e\uff1b<\/span><\/li><li><span style=\"color: #000000;\">\u4e0d\u540c\u5305\u7684init\u51fd\u6570\u6309\u7167\u5305\u5bfc\u5165\u7684\u4f9d\u8d56\u5173\u7cfb\u51b3\u5b9a\u8be5\u521d\u59cb\u5316\u51fd\u6570\u7684\u6267\u884c\u987a\u5e8f\uff1b<\/span><\/li><li><span style=\"color: #000000;\">init\u51fd\u6570\u4e0d\u80fd\u88ab\u5176\u4ed6\u51fd\u6570\u8c03\u7528\uff0c\u800c\u662f\u5728main\u51fd\u6570\u6267\u884c\u4e4b\u524d\u81ea\u52a8\u88ab\u8c03\u7528\u3002<\/span><\/li><\/ol><h2><span class=\"ez-toc-section\" id=\"42_main%E5%87%BD%E6%95%B0\"><\/span><span style=\"color: #000000;\">4.2 main\u51fd\u6570<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2><p><span style=\"color: #000000;\">Go\u8bed\u8a00\u7a0b\u5e8f\u7684\u9ed8\u8ba4\u5165\u53e3\u51fd\u6570\uff08\u4e3b\u51fd\u6570\uff09\uff1afunc main()<\/span><\/p><p><span style=\"color: #000000;\">\u51fd\u6570\u4f53\u7528 {} \u4e00\u5bf9\u62ec\u53f7\u5305\u88f9<\/span><\/p><p><span style=\"color: #000000;\">func main{<\/span><br \/><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \/\/\u51fd\u6570\u4f53<\/span><br \/><span style=\"color: #000000;\">}<\/span><\/p><h2><span class=\"ez-toc-section\" id=\"43_init%E5%87%BD%E6%95%B0%E5%92%8Cmain%E5%87%BD%E6%95%B0%E7%9A%84%E5%BC%82%E5%90%8C\"><\/span><span style=\"color: #000000;\">4.3 init\u51fd\u6570\u548cmain\u51fd\u6570\u7684\u5f02\u540c<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2><h3><span class=\"ez-toc-section\" id=\"431_%E7%9B%B8%E5%90%8C%E7%82%B9\"><\/span><span style=\"color: #000000;\">4.3.1 \u76f8\u540c\u70b9<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3><p><span style=\"color: #000000;\">\u4e24\u4e2a\u51fd\u6570\u5728\u5b9a\u4e49\u65f6\u4e0d\u80fd\u6709\u4efb\u4f55\u7684\u53c2\u6570\u548c\u8fd4\u56de\u503c\uff0c\u4e14Go\u7a0b\u5e8f\u81ea\u52a8\u8c03\u7528\u3002<\/span><\/p><h3><span class=\"ez-toc-section\" id=\"432_%E4%B8%8D%E5%90%8C%E7%82%B9\"><\/span><span style=\"color: #000000;\">4.3.2 \u4e0d\u540c\u70b9<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3><p><span style=\"color: #000000;\">\u2460 init\u53ef\u4ee5\u5e94\u7528\u4e8e\u4efb\u610f\u5305\u4e2d\uff0c\u4e14\u53ef\u4ee5\u91cd\u590d\u5b9a\u4e49\u591a\u4e2a\uff1b<\/span><\/p><p><span style=\"color: #000000;\">\u2461 main\u51fd\u6570\u53ea\u80fd\u7528\u4e8emain\u5305\u4e2d\uff0c\u4e14\u53ea\u80fd\u5b9a\u4e49\u4e00\u4e2a\u3002<\/span><\/p><h3><span class=\"ez-toc-section\" id=\"433_%E4%B8%A4%E4%B8%AA%E5%87%BD%E6%95%B0%E7%9A%84%E6%89%A7%E8%A1%8C%E9%A1%BA%E5%BA%8F\"><\/span><span style=\"color: #000000;\">4.3.3 \u4e24\u4e2a\u51fd\u6570\u7684\u6267\u884c\u987a\u5e8f<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3><p><span style=\"color: #000000;\">\u2460 \u5bf9\u540c\u4e00\u4e2ago\u6587\u4ef6\u7684init()\u8c03\u7528\u987a\u5e8f\u662f\u4ece\u4e0a\u5230\u4e0b\u7684\uff1b<\/span><\/p><p><span style=\"color: #000000;\">\u2461 \u5bf9\u4e8e\u540c\u4e00\u4e2apackage\u4e2d\u4e0d\u540c\u6587\u4ef6\u662f\u6309\u6587\u4ef6\u540d\u5b57\u5b57\u7b26\u4e32\u6bd4\u8f83\u201c\u4ece\u5c0f\u5230\u5927\u201d\u987a\u5e8f\u8c03\u7528\u5404\u6587\u4ef6\u4e2d\u7684init()\u51fd\u6570\uff1b<\/span><\/p><p><span style=\"color: #000000;\">\u2462 \u5bf9\u4e8e\u4e0d\u540c\u7684package\uff0c\u5982\u679c\u4e0d\u4e92\u76f8\u4f9d\u8d56\u7684\u8bdd\uff0c\u6309\u7167main\u5305\u4e2d\u7684\u201c\u5148import\u7684\u540e\u8c03\u7528\u201d\u7684\u987a\u5e8f\u8c03\u7528\u5176\u5305\u4e2d\u7684init()\uff1b<\/span><\/p><p><span style=\"color: #000000;\">\u2463 \u5982\u679cpackage\u5b58\u5728\u4f9d\u8d56\uff0c\u5219\u5148\u8c03\u7528\u6700\u65e9\u88ab\u4f9d\u8d56\u7684package\u4e2d\u7684init()\uff0c\u6700\u540e\u8c03\u7528main\u51fd\u6570\uff1b<\/span><\/p><p><span style=\"color: #000000;\">\u2464 \u5982\u679cinit\u51fd\u6570\u4e2d\u4f7f\u7528\u4e86println()\u6216\u8005print()\uff0c\u4f1a\u53d1\u73b0\u5728\u6267\u884c\u8fc7\u7a0b\u4e2d\uff0c\u8fd9\u4e24\u4e2a\u4e0d\u4f1a\u6309\u7167\u6211\u4eec\u60f3\u8c61\u4e2d\u987a\u5e8f\u6267\u884c\u3002<\/span><\/p><p><span style=\"color: #000000;\">\u8fd9\u4e24\u4e2a\u51fd\u6570\uff0c\u5b98\u65b9\u53ea\u63a8\u8350\u5728\u6d4b\u8bd5\u73af\u5883\u4e2d\u4f7f\u7528\uff0c\u5bf9\u4e8e\u6b63\u5f0f\u73af\u5883\u4e0d\u8981\u4f7f\u7528\u3002<\/span><\/p><h1><span class=\"ez-toc-section\" id=\"5_init%E5%87%BD%E6%95%B0%E4%BB%8B%E7%BB%8D\"><\/span><span style=\"color: #000000;\">5. init()\u51fd\u6570\u4ecb\u7ecd<\/span><span class=\"ez-toc-section-end\"><\/span><\/h1><ul><li><span style=\"color: #000000;\">\u5728Go\u8bed\u8a00\u7a0b\u5e8f\u6267\u884c\u65f6\uff0c\u5bfc\u5165\u5305\u8bed\u53e5\u4f1a\u81ea\u52a8\u89e6\u53d1\u5305\u5185\u90e8init()\u51fd\u6570\u7684\u8c03\u7528\uff1b<\/span><\/li><li><span style=\"color: #000000;\">\u9700\u8981\u6ce8\u610f\uff1ainit()\u51fd\u6570\u6ca1\u6709\u53c2\u6570\u4e5f\u6ca1\u6709\u8fd4\u56de\u503c\uff1b<\/span><\/li><li><span style=\"color: #000000;\">init()\u51fd\u6570\u5728\u7a0b\u5e8f\u8fd0\u884c\u65f6\uff0c\u81ea\u52a8\u88ab\u8c03\u7528\u6267\u884c\uff0c\u4e0d\u80fd\u5728\u4ee3\u7801\u4e2d\u4e3b\u52a8\u8c03\u7528\u5b83\u3002<\/span><\/li><\/ul><h1><span class=\"ez-toc-section\" id=\"6_golang%E4%B8%AD%E5%85%B3%E9%94%AE%E5%AD%97\"><\/span><span style=\"color: #000000;\">6. golang\u4e2d\u5173\u952e\u5b57<\/span><span class=\"ez-toc-section-end\"><\/span><\/h1><ul><li><span style=\"color: #000000;\">var\u548cconst\uff1a\u53d8\u91cf\u548c\u5e38\u91cf\u7684\u58f0\u660e<\/span><\/li><li><span style=\"color: #000000;\">package and import\uff1a\u5bfc\u5165<\/span><\/li><li><span style=\"color: #000000;\">func\uff1a\u7528\u4e8e\u5b9a\u4e49\u51fd\u6570\u548c\u65b9\u6cd5<\/span><\/li><li><span style=\"color: #000000;\">return\uff1a\u7528\u4e8e\u4ece\u51fd\u6570\u8fd4\u56de<\/span><\/li><li><span style=\"color: #000000;\">defer someCode\uff1a\u5728\u51fd\u6570\u9000\u51fa\u4e4b\u524d\u6267\u884c<\/span><\/li><li><span style=\"color: #000000;\">go\uff1a\u7528\u4e8e\u5e76\u884c<\/span><\/li><li><span style=\"color: #000000;\">select\uff1a\u7528\u4e8e\u9009\u62e9\u4e0d\u540c\u7c7b\u578b\u7684\u901a\u8baf<\/span><\/li><li><span style=\"color: #000000;\">interface\uff1a\u7528\u4e8e\u5b9a\u4e49\u62bd\u8c61\u6570\u636e\u7c7b\u578b<\/span><\/li><li><span style=\"color: #000000;\">break\u3001case\u3001continue\u3001for\u3001fallthrough\u3001else\u3001if\u3001switch\u3001goto\u3001default\uff1a\u6d41\u7a0b\u63a7\u5236<\/span><\/li><li><span style=\"color: #000000;\">chan\uff1a\u7528\u4e8echannel\u901a\u8baf<\/span><\/li><li><span style=\"color: #000000;\">type\uff1a\u7528\u4e8e\u58f0\u660e\u81ea\u5b9a\u4e49\u7c7b\u578b<\/span><\/li><li><span style=\"color: #000000;\">map\uff1a\u7528\u4e8e\u58f0\u660emap\u7c7b\u578b\u6570\u636e<\/span><\/li><li><span style=\"color: #000000;\">range\uff1a\u7528\u4e8e\u8bfb\u53d6slice\u3001map\u3001channel\u6570\u636e<\/span><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<div class=\"pps-series-post-details pps-series-post-details-variant-classic pps-series-post-details-1788 pps-series-meta-excerpt\" data-series-id=\"21\"><div class=\"pps-series-meta-content\"><div class=\"pps-series-meta-text\">This entry is \u7b2c 1 \u90e8\u5206\uff0c\u5171 3 in the series <a href=\"https:\/\/www.dataz8.com\/?series=go%e8%af%ad%e8%a8%80%e5%ad%a6%e4%b9%a0%e4%b9%8b%e8%b7%af\">Go(Golang)\u5b66\u4e60\u4e4b\u8def<\/a><\/div><\/div><\/div><p>1. \u53d8\u91cf\u5b9a\u4e49\u65b9\u6cd5 1.1 var\u5b9a\u4e49\u53d8\u91cf var\u00a0 \u53d8\u91cf\u540d &#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_zb_attr":"","zolo_post_video_link":"","footnotes":""},"categories":[23],"tags":[],"series":[21],"class_list":["post-1062","post","type-post","status-publish","format-standard","hentry","category-go","series-go"],"_links":{"self":[{"href":"https:\/\/www.dataz8.com\/index.php?rest_route=\/wp\/v2\/posts\/1062","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dataz8.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dataz8.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dataz8.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dataz8.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1062"}],"version-history":[{"count":68,"href":"https:\/\/www.dataz8.com\/index.php?rest_route=\/wp\/v2\/posts\/1062\/revisions"}],"predecessor-version":[{"id":1135,"href":"https:\/\/www.dataz8.com\/index.php?rest_route=\/wp\/v2\/posts\/1062\/revisions\/1135"}],"wp:attachment":[{"href":"https:\/\/www.dataz8.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1062"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dataz8.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1062"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dataz8.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1062"},{"taxonomy":"series","embeddable":true,"href":"https:\/\/www.dataz8.com\/index.php?rest_route=%2Fwp%2Fv2%2Fseries&post=1062"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}