{"id":15448,"date":"2024-11-18T18:04:08","date_gmt":"2024-11-18T10:04:08","guid":{"rendered":"https:\/\/fwq.ai\/blog\/?p=15448"},"modified":"2024-11-18T18:04:08","modified_gmt":"2024-11-18T10:04:08","slug":"goroutine-channel-select-%e7%9a%84%e7%94%a8%e6%b3%95%e5%92%8c%e7%90%86%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/15448\/","title":{"rendered":"Goroutine Channel Select \u7684\u7528\u6cd5\u548c\u7406\u89e3"},"content":{"rendered":"<ul>\n<li>\n<h2>Goroutine\u7684\u4f7f\u7528<\/h2>\n<\/li>\n<\/ul>\n<p>Goroutine \u5949\u884c\u901a\u8fc7\u901a\u4fe1\u6765\u5171\u4eab\u5185\u5b58\uff0c\u800c\u4e0d\u662f\u5171\u4eab\u5185\u5b58\u6765\u901a\u4fe1\u3002\u4f7f\u7528goroutine\u5f88\u7b80\u5355\uff0c\u53ea\u9700\u8981\u7528\u5230\u4e00\u4e2a\u5173\u952e\u5b57go\uff0c\u6211\u4eec\u7528\u4e00\u6bb5\u4ee3\u7801\u6765\u793a\u4f8b\u4e00\u4e0b\u5982\u4f55\u4f7f\u7528go\u5173\u952e\u5b57<\/p>\n<p>&nbsp;<\/p>\n<pre>package main\r\nimport (\r\n\u00a0\u00a0 \u00a0\"fmt\"\r\n)\r\nfunc main() {\r\n\u00a0\u00a0 \u00a0go Goroutine()\r\n}\r\nfunc Goroutine() {\r\n\u00a0\u00a0 \u00a0fmt.Println(\"Goroutine\")\r\n}<\/pre>\n<p>\u6ca1\u6709\u8f93\u51fa\uff1f\u6267\u884c\u4e86\u4e0a\u9762\u7684\u4ee3\u7801\u540e\uff0c\u4f60\u4f1a\u53d1\u73b0\uff0c\u4ec0\u4e48\u90fd\u6ca1\u6709\u8f93\u51fa\uff0c\u90a3\u4e48\u662f\u4ec0\u4e48\u95ee\u9898\u5462\uff1f<\/p>\n<p>\u56e0\u4e3a\u6211\u4eec\u5f53\u524d\u7684\u7a0b\u5e8f\uff0c\u53ea\u662f\u4e00\u4e2a\u5355\u7ebf\u7a0b\u7684\u7a0b\u5e8f\uff0cmain\u51fd\u6570\u53ea\u8981\u6267\u884c\u5b8c\u6bd5\u540e\uff0c\u5c31\u4e0d\u4f1a\u518d\u7ba1\u5176\u4ed6\u7ebf\u7a0b\u5728\u505a\u4ec0\u4e48\u4e8b\u60c5\u4e86\uff0c\u7a0b\u5e8f\u81ea\u52a8\u9000\u51fa\u3002 \u7136\u540e\u6211\u4eec\u60f3\u5230\u4e86\u4e00\u4e2a\u529e\u6cd5\uff0c\u52a0\u4e00\u4e2asleep\u51fd\u6570\uff0c\u8ba9main\u51fd\u6570\u7b49\u5f85Goroutine\u51fd\u6570\u6267\u884c\u5b8c\u6bd5\u540e\u518d\u9000\u51fa\u3002<\/p>\n<p>\u66f4\u6539\u540e\u7684\u4ee3\u7801\u5982\u4e0b:<\/p>\n<pre>package main\r\nimport (\r\n\u00a0\u00a0 \u00a0\"fmt\"\r\n\u00a0\u00a0 \u00a0\"time\"\r\n)\r\nfunc main() {\r\n\u00a0\u00a0 \u00a0go Goroutine()\r\n\u00a0\u00a0 \u00a0time.Sleep(3 * time.Second)\r\n}\r\nfunc Goroutine() {\r\n\u00a0\u00a0 \u00a0fmt.Println(\"Goroutine\")\r\n}<\/pre>\n<p>\u4e0d\u51fa\u6240\u6599\uff0c\u7a0b\u5e8f\u6210\u529f\u6253\u5370\u51fa\u4e86\u201cGoroutine\u201d\u5b57\u7b26\u4e32\u3002<\/p>\n<ul>\n<li>\n<h2><strong>\u5f15\u5165Channel<\/strong><\/h2>\n<\/li>\n<\/ul>\n<p>\u901a\u8fc7\u4e0a\u9762\u7684\u5b9e\u9a8c\uff0c\u6211\u4eec\u6210\u529f\u5730\u7528Goroutine\uff0c\u5e76\u6253\u5370\u51fa\u4e86\u4e00\u53e5\u8bdd\u3002\u73b0\u5728\u95ee\u9898\u6765\u4e86\uff0c\u8fd9\u4e2a\u5e76\u4e0d\u662f\u6211\u4eec\u60f3\u8981\u7684\u3002\u4e3a\u4ec0\u4e48\uff1f\u5982\u679c\u6211\u7684Goroutine\u51fd\u6570\u91cc\u7684\u4ee3\u7801\u9700\u8981\u6267\u884c10s\u300120s\u751a\u81f3\u66f4\u591a\u7684\u65f6\u5019\uff0c\u600e\u4e48\u529e\uff1f\u96be\u9053\u8fd8\u662f\u7ee7\u7eedSleep\u66f4\u591a\u7684\u79d2\u6570\u5417\uff1f<\/p>\n<p>\u6211\u4eec\u9700\u8981\u7684\u662f\uff0c\u5f53Goroutine\u51fd\u6570\u6267\u884c\u5b8c\u6bd5\u7684\u65f6\u5019\uff0c\u81ea\u52a8\u901a\u77e5main\u51fd\u6570\u3002\u6240\u4ee5\u8fd9\u91cc\u6211\u4eec\u5c31\u5f15\u51fa\u4e86channel<\/p>\n<ul>\n<li>\n<h2>\u521b\u5efa\u65b9\u5f0f<\/h2>\n<\/li>\n<\/ul>\n<ol>\n<li><strong>channel\u4f7f\u7528make\u521b\u5efa<\/strong><br \/>\nchann := make(chan bool)<\/li>\n<li><strong>\u5f80channel\u4e2d\u4f20\u5165\u6570\u636e<\/strong><br \/>\nchann &lt;- true<\/li>\n<li><strong>\u8f93\u51fachannel\u4e2d\u7684\u6570\u636e<\/strong><br \/>\n&lt;- chann<\/li>\n<\/ol>\n<p>\u63a5\u7740\u6211\u4eec\u6539\u8fdb\u4e0a\u9762\u4f7f\u7528Sleep\u65b9\u5f0f\u7684\u4ee3\u7801\uff0c\u6362\u6210\u4f7f\u7528channel\u7684\u7248\u672c<\/p>\n<p>\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<pre>package main\r\nimport (\r\n\u00a0\u00a0 \u00a0\"fmt\"\r\n)\r\n\r\nfunc main() {\r\n\u00a0\u00a0 \u00a0chann := make(chan bool)\r\n\u00a0\u00a0 \u00a0go func() {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0fmt.Println(\"Goroutine\")\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0chann &lt;- true\r\n\u00a0\u00a0 \u00a0}()\r\n\u00a0\u00a0 \u00a0&lt;- chann\r\n}<\/pre>\n<p>\u5982\u679c\u8fd0\u884c\u4ee5\u4e0a\u7684\u4ee3\u7801\u7247\u6bb5\u540e\uff0c\u4f60\u6210\u529f\u8f93\u51fa\u4e86Goroutine\uff0c\u90a3\u4e48\u8bf4\u660e\u6211\u4eec\u7684\u5199\u6cd5\u662f\u6ca1\u9519\u7684\u3002\u73b0\u5728\u6211\u4eec\u6765\u7406\u89e3\u4e00\u4e0b\u8fd9\u6bb5\u4ee3\u7801\u7684\u610f\u601d\uff0c\u6211\u4eec\u770b\u770b\u533f\u540d\u51fd\u6570\u5916\u9762\u7684&lt;-chann,\u8fd9\u5b9e\u9645\u4e0a\u662f\u8d77\u5230\u4e86\u963b\u585e\u7684\u4f5c\u7528\uff0c\u5f53\u533f\u540d\u51fd\u6570\u91cc\u9762\u7684\u4e1a\u52a1\u6ca1\u6709\u6267\u884c\u5b8c\u5e76\u8bb2true\u4f20\u5165channel\u4e2d\u7684\u65f6\u5019\uff0c\u8fd9\u4e2a\u7a0b\u5e8f\u662f\u4e0d\u4f1a\u9000\u51fa\u7684\uff0c\u533f\u540d\u51fd\u6570\u5916\u9762\u4f1a\u4e00\u76f4\u5728\u7b49\u5f85\u3002\u5f53\u533f\u540d\u51fd\u6570\u91cc\u9762\u6267\u884c\u5230\u4e86chann &lt;- true\uff0c\u4e5f\u5c31\u662f\u5c06true\u4f20\u5165\u4e86channel\u7684\u65f6\u5019\uff0c\u5c31\u4e0d\u4f1a\u7ee7\u7eed\u963b\u585e\uff0c\u8fd9\u65f6\u5019\u7a0b\u5e8f\u5c31\u4f1a\u7ed3\u675f\u3002\u8fd9\u5c31\u662fchannel\u7684\u4f5c\u7528\u3002<\/p>\n<ul>\n<li>\n<h2>\u4f7f\u7528for range\u8fed\u4ee3\u8f93\u51faChannel<\/h2>\n<\/li>\n<\/ul>\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5f53\u4f60\u5728\u5bf9channel \u8fed\u4ee3\u7684\u65f6\u5019\uff0c\u5fc5\u987b\u5728\u67d0\u4e2a\u4f4d\u7f6e\u660e\u786e\u7684\u5173\u95ed\u8fd9\u4e2achannel\uff0c\u4e0d\u7136\u7a0b\u5e8f\u5c31\u4f1a\u6b7b\u9501\u3002\u6211\u4eec\u7528\u4e00\u4e2a\u4ee3\u7801\u6bb5\u6765\u793a\u4f8b\u4e00\u4e0b\uff1a<\/p>\n<pre>package main\r\nimport (\r\n\u00a0\u00a0 \u00a0\"fmt\"\r\n)\r\nfunc main() {\r\n\u00a0\u00a0 \u00a0chann := make(chan bool)\r\n\u00a0\u00a0 \u00a0go func() {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0fmt.Println(\"Goroutine\")\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0chann &lt;- true\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0close(chann) \/\/\u5173\u95edchannel\r\n\u00a0\u00a0 \u00a0}()\r\n\u00a0\u00a0 \u00a0for v := range chann {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0fmt.Println(v)\r\n\u00a0\u00a0 \u00a0}\r\n}<\/pre>\n<p><strong>Channel \u7684\u5b9a\u4e49\u7c7b\u578b<\/strong><\/p>\n<pre>Channel \u7c7b\u578b\u7684\u5b9a\u4e49\u683c\u5f0f\uff1aChannelType = (\"chan\" | \"chan &lt;- | \"&lt;- chan\")<\/pre>\n<p><strong>Channel\u5305\u542b\u4e86\u4e09\u79cd\u7c7b\u578b\u7684\u5b9a\u4e49\uff0c\u53ef\u9009\u7684&lt;-\u4ee3\u8868\u7684\u662fChannel\u7684\u65b9\u5411\u3002\u6ca1\u6709\u6307\u5b9a\u65b9\u5411\u7684\u8bdd\uff0cChannel\u5c31\u662f\u53cc\u5411\u7684\uff0c\u65e2\u53ef\u4ee5\u63a5\u53d7\u6570\u636e\uff0c\u4e5f\u53ef\u4ee5\u53d1\u9001\u6570\u636e\u3002<\/strong><\/p>\n<ol>\n<li>chan T \/\/\u53ef\u4ee5\u63a5\u6536\u4e5f\u53ef\u4ee5\u53d1\u9001<\/li>\n<li>chan &lt;- bool \/\/\u53ef\u4ee5\u53d1\u9001bool\u7c7b\u578b\u7684\u6570\u636e<\/li>\n<li>&lt;- chan bool \/\/\u53ef\u4ee5\u63a5\u6536int\u7c7b\u578b\u7684\u6570\u636e<\/li>\n<\/ol>\n<ul>\n<li>\n<h2><strong>\u65e0\u7f13\u51b2Channel\u4e0e\u7f13\u51b2Channel<\/strong><\/h2>\n<\/li>\n<\/ul>\n<h3>\u65e0\u7f13\u51b2Channel<\/h3>\n<pre>\u5b9a\u4e49\u65b9\u5f0f chann := make(chan int)<\/pre>\n<p>\u6240\u8c13\u65e0\u7f13\u51b2Channel\u5c31\u662f\u5728\u901a\u9053\u4e2d\u53ea\u80fd\u4f20\u51651\u4e2a\u503c\uff0c\u82e5\u662f\u4f20\u5165\u7684\u503c\u4e00\u76f4\u6ca1\u6709\u88ab\u53d6\u8d70\uff0c\u90a3\u4e48\u5c31\u4f1a\u4e00\u76f4\u963b\u585e\u7740\uff0c\u76f4\u5230\u88ab\u53d6\u8d70\u3002\u53ef\u4ee5\u8bf4\u662f\u540c\u6b65\u963b\u585e\u7684\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u65e0\u7f13\u51b2Channel\u4e00\u5b9a\u662f\u5148\u53d6\u540e\u4f20\u3002\u5f53\u4ee3\u7801\u4e2d\u51fa\u73b0\u4e86\u53d6\u7684\u64cd\u4f5c\u65f6\uff0c\u53d1\u73b0Channel\u91cc\u9762\u5e76\u6ca1\u6709\u503c\uff0c\u90a3\u4e48\u5c31\u4f1a\u53d1\u751f\u963b\u585e\uff0c\u5f53Channel\u91cc\u6709\u503c\u4e86\uff0c\u624d\u4f1a\u505c\u6b62\u963b\u585e\u3002<\/p>\n<h3>\u7f13\u51b2Channel<\/h3>\n<pre>\u5b9a\u4e49\u65b9\u5f0f chann := make(chan int,100)<\/pre>\n<p>\u6709\u7f13\u51b2Channel\uff0c\u6bd4\u5982\u7f13\u51b2\u503c\u662f100\uff0c\u90a3\u4e48\u9664\u975e\u4f20\u5165\u7684\u503c\u5df2\u7ecf\u8fbe\u5230\u4e86100\u4e86\uff0c\u5426\u5219\u8fd9\u4e2aChannel\u4e2d\uff0c\u8fd8\u662f\u53ef\u4ee5\u4e0d\u65ad\u5730\u4f20\u503c\u8fdb\u53bb\u3002\u5f53Channel\u6ee1\u4e86\uff0c\u5c31\u4f1a\u53d1\u751f\u963b\u585e\uff0c\u7b49\u503c\u88ab\u53d6\u8d70\u540e\uff0c\u624d\u53ef\u4ee5\u7ee7\u7eed\u4f20\u503c\u3002<\/p>\n<ul>\n<li>\n<h2><strong>\u5982\u4f55\u5224\u65ad\u4e00\u7ec4\u4efb\u52a1\u662f\u5426\u5b8c\u6210<\/strong><\/h2>\n<\/li>\n<\/ul>\n<h3><strong>\u4f7f\u7528\u7f13\u51b2Channel<\/strong><\/h3>\n<pre>package main\r\nimport (\r\n\u00a0\u00a0 \u00a0\"fmt\"\r\n\u00a0\u00a0 \u00a0\"runtime\"\r\n)\r\nfunc main() {\r\n\u00a0\u00a0 \u00a0runtime.GOMAXPROCS(runtime.NumCPU()) \/\/ \u8bbe\u7f6e\u7ebf\u7a0b\u6570\u4e3a\u5f53\u524d\u8ba1\u7b97\u673a\u7684CPU\u6570\r\n\u00a0\u00a0 \u00a0\r\n\u00a0\u00a0 \u00a0chann := make(chan bool, 10)\r\n\u00a0\u00a0 \u00a0for i := 0; i &lt; 10; i++ {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0go Go(chann, i)\r\n\u00a0\u00a0 \u00a0}\r\n\u00a0\u00a0 \u00a0for i := 0; i &lt; 10; i++ {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0&lt;-chann\r\n\u00a0\u00a0 \u00a0}\r\n}\r\nfunc Go(chann chan bool, index int) {\r\n\u00a0\u00a0 \u00a0a := 1\r\n\u00a0\u00a0 \u00a0for i := 0; i &lt; 100000000; i++ {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0a += 1\r\n\u00a0\u00a0 \u00a0}\r\n\u00a0\u00a0 \u00a0fmt.Println(index, a)\r\n\u00a0\u00a0 \u00a0chann &lt;- true\r\n}<\/pre>\n<h3><strong>\u4f7f\u7528sync\u5305<\/strong><\/h3>\n<p>\u901a\u8fc7\u8bbe\u7f6e\u4e00\u4e2a\u4efb\u52a1\u7ec4\uff0c\u5927\u5c0f\u4e3a10\u3002\u6bcf\u5b8c\u6210\u4e00\u4e2a\u4efb\u52a1\u5c31\u8bb0\u5f55\u4e00\u6b21wg.Done(),\u5f5310\u4e2a\u4efb\u52a1\u90fd\u5b8c\u6210\u7684\u65f6\u5019\uff0c\u7a0b\u5e8f\u81ea\u52a8\u9000\u51fa\u3002<\/p>\n<pre>package main\r\nimport (\r\n\u00a0\u00a0 \u00a0\"fmt\"\r\n\u00a0\u00a0 \u00a0\"runtime\"\r\n\u00a0\u00a0 \u00a0\"sync\"\r\n)\r\n\r\nfunc main() {\r\n\u00a0\u00a0 \u00a0runtime.GOMAXPROCS(runtime.NumCPU())\r\n\u00a0\u00a0 \u00a0wg :=sync.WaitGroup{}\r\n\u00a0\u00a0 \u00a0wg.Add(10)\r\n\u00a0\u00a0 \u00a0for i := 0; i &lt; 10; i++ {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0go Go(&amp;wg, i)\r\n\u00a0\u00a0 \u00a0}\r\n\u00a0\u00a0 \u00a0wg.Wait()\r\n}\r\nfunc Go(wg *sync.WaitGroup, index int) {\r\n\u00a0\u00a0 \u00a0a := 1\r\n\u00a0\u00a0 \u00a0for i := 0; i &lt; 100000000; i++ {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0a += 1\r\n\u00a0\u00a0 \u00a0}\r\n\u00a0\u00a0 \u00a0fmt.Println(index, a)\r\n\u00a0\u00a0 \u00a0wg.Done()\r\n}<\/pre>\n<ul>\n<li>\n<h2><strong>Select<\/strong><\/h2>\n<\/li>\n<\/ul>\n<p>select \u7528\u4e8e\u591a\u4e2achannel\u76d1\u542c\u5e76\u6536\u53d1\u6d88\u606f\uff0c\u5f53\u4efb\u4f55\u4e00\u4e2acase\u6ee1\u8db3\u6761\u4ef6\u5219\u4f1a\u6267\u884c\uff0c\u82e5\u6ca1\u6709\u53ef\u6267\u884c\u7684case\uff0c\u5c31\u4f1a\u6267\u884cdefault\uff0c\u5982\u679c\u6ca1\u6709default\uff0c\u7a0b\u5e8f\u5c31\u4f1a\u963b\u585e\u3002<\/p>\n<pre>package main\r\nimport (\r\n\u00a0\u00a0 \u00a0\"fmt\"\r\n\u00a0\u00a0 \u00a0\"time\"\r\n)\r\n\r\nfunc main() {\r\n\u00a0\u00a0 \u00a0chann := make(chan int)\r\n\u00a0\u00a0 \u00a0go enqueue(chann)\r\n\u00a0\u00a0 \u00a0for {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0select {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0case v, ok := &lt;-chann:\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0if ok {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0fmt.Println(v)\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0} else {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0fmt.Println(\"close\")\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0return\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0}\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0default:\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0fmt.Println(\"waiting\")\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0}\r\n\u00a0\u00a0 \u00a0}\r\n}\r\n\r\nfunc enqueue(chann chan int) {\r\n\u00a0\u00a0 \u00a0time.Sleep(3 * time.Second)\r\n\u00a0\u00a0 \u00a0chann &lt;- 1\r\n\u00a0\u00a0 \u00a0close(chann)\r\n}<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Goroutine\u7684\u4f7f\u7528 Goroutine \u5949\u884c\u901a\u8fc7\u901a\u4fe1\u6765\u5171\u4eab\u5185\u5b58\uff0c\u800c\u4e0d\u662f\u5171\u4eab\u5185\u5b58\u6765\u901a\u4fe1\u3002\u4f7f\u7528goroutine\u5f88\u7b80\u5355\uff0c\u53ea\u9700\u8981\u7528\u5230\u4e00\u4e2a\u5173\u952e\u5b57go\uff0c\u6211\u4eec\u7528\u4e00\u6bb5\u4ee3\u7801\u6765\u793a\u4f8b\u4e00\u4e0b\u5982\u4f55\u4f7f\u7528go\u5173\u952e\u5b57 &nbsp; package main import ( \u00a0\u00a0 \u00a0&#8220;fmt&#8221; ) func main() { \u00a0\u00a0 \u00a0go Goroutine() } func Goroutine() { \u00a0\u00a0 \u00a0fmt.Println(&#8220;Goroutine&#8221;) } \u6ca1\u6709\u8f93\u51fa\uff1f\u6267\u884c\u4e86\u4e0a\u9762\u7684\u4ee3\u7801\u540e\uff0c\u4f60\u4f1a\u53d1\u73b0\uff0c\u4ec0\u4e48\u90fd\u6ca1\u6709\u8f93\u51fa\uff0c\u90a3\u4e48\u662f\u4ec0\u4e48\u95ee\u9898\u5462\uff1f \u56e0\u4e3a\u6211\u4eec\u5f53\u524d\u7684\u7a0b\u5e8f\uff0c\u53ea\u662f\u4e00\u4e2a\u5355\u7ebf\u7a0b\u7684\u7a0b\u5e8f\uff0cmain\u51fd\u6570\u53ea\u8981\u6267\u884c\u5b8c\u6bd5\u540e\uff0c\u5c31\u4e0d\u4f1a\u518d\u7ba1\u5176\u4ed6\u7ebf\u7a0b\u5728\u505a\u4ec0\u4e48\u4e8b\u60c5\u4e86\uff0c\u7a0b\u5e8f\u81ea\u52a8\u9000\u51fa\u3002 \u7136\u540e\u6211\u4eec\u60f3\u5230\u4e86\u4e00\u4e2a\u529e\u6cd5\uff0c\u52a0\u4e00\u4e2asleep\u51fd\u6570\uff0c\u8ba9main\u51fd\u6570\u7b49\u5f85Goroutine\u51fd\u6570\u6267\u884c\u5b8c\u6bd5\u540e\u518d\u9000\u51fa\u3002 \u66f4\u6539\u540e\u7684\u4ee3\u7801\u5982\u4e0b: package main import ( \u00a0\u00a0 \u00a0&#8220;fmt&#8221; \u00a0\u00a0 \u00a0&#8220;time&#8221; ) func main() { \u00a0\u00a0 \u00a0go Goroutine() \u00a0\u00a0 \u00a0time.Sleep(3 * time.Second) } func Goroutine() { \u00a0\u00a0 \u00a0fmt.Println(&#8220;Goroutine&#8221;) } \u4e0d\u51fa\u6240\u6599\uff0c\u7a0b\u5e8f\u6210\u529f\u6253\u5370\u51fa\u4e86\u201cGoroutine\u201d\u5b57\u7b26\u4e32\u3002 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[],"class_list":["post-15448","post","type-post","status-publish","format-standard","hentry","category-docker"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/15448","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=15448"}],"version-history":[{"count":1,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/15448\/revisions"}],"predecessor-version":[{"id":15449,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/15448\/revisions\/15449"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=15448"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=15448"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=15448"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}