{"id":14466,"date":"2024-08-26T13:44:34","date_gmt":"2024-08-26T05:44:34","guid":{"rendered":"http:\/\/xinyiworld.top\/wordpress_it\/?p=14466"},"modified":"2024-08-29T14:06:40","modified_gmt":"2024-08-29T06:06:40","slug":"goroutine%e5%8d%8f%e7%a8%8b","status":"publish","type":"post","link":"http:\/\/xinyiworld.top\/wordpress_it\/?p=14466","title":{"rendered":"goroutine(\u534f\u7a0b)"},"content":{"rendered":"<p><a href=\"https:\/\/blog.csdn.net\/qq_19283249\/article\/details\/132019770\">https:\/\/blog.csdn.net\/qq_19283249\/article\/details\/132019770<\/a><\/p>\n<ul>\n<li>\u7ef4\u62a4\u7ba1\u7406\u5e76kill\u6389\u6240\u6709\u7684\u534f\u7a0b<\/li>\n<\/ul>\n<pre><code class=\"language-go\">package main\n\nimport (\n    &quot;fmt&quot;\n    &quot;sync&quot;\n    &quot;time&quot;\n)\n\nfunc worker(id int, wg *sync.WaitGroup, done chan bool) {\n    defer wg.Done() \/\/ \u786e\u4fddgoroutine\u7ed3\u675f\u65f6\u4ecewaitGroup\u4e2d\u51cf\u53bb\u8ba1\u6570\n\n    for {\n        select {\n        case &lt;-done:\n            fmt.Printf(&quot;Worker %d received done signal\\n&quot;, id)\n            return \/\/ \u5f53\u63a5\u6536\u5230done\u4fe1\u53f7\u65f6\uff0c\u51fd\u6570\u8fd4\u56de\uff0cwg\u8ba1\u6570\u51cf\u4e00\n        default:\n            fmt.Printf(&quot;Worker %d is doing some work\\n&quot;, id)\n            time.Sleep(1 * time.Second)\n        }\n    }\n}\n\nfunc main() {\n    var wg sync.WaitGroup\n    done := make(chan bool)\n\n    \/\/ \u542f\u52a8\u591a\u4e2agoroutine\n    for i := 0; i &lt; 10; i++ {\n        wg.Add(1)\n        go worker(i, &amp;wg, done)\n    }\n\n    \/\/ \u7b49\u5f85\u4e00\u6bb5\u65f6\u95f4\u540e\u901a\u77e5\u6240\u6709goroutine\u9000\u51fa\n    go func() {\n        time.Sleep(5 * time.Second)\n        fmt.Println(&quot;Main: Now closing all the workers&quot;)\n        close(done) \/\/ \u5173\u95edchannel\uff0c\u901a\u77e5\u6240\u6709worker\u9000\u51fa\n    }()\n\n    \/\/ \u7b49\u5f85\u6240\u6709goroutine\u7ed3\u675f\n    wg.Wait()\n    fmt.Println(&quot;Main: All workers are closed&quot;)\n}<\/code><\/pre>\n<button class=\"simplefavorite-button\" data-postid=\"14466\" data-siteid=\"1\" data-groupid=\"1\" data-favoritecount=\"0\" style=\"\">\u6536\u85cf <i class=\"sf-icon-star-empty\"><\/i><\/button>","protected":false},"excerpt":{"rendered":"<p>https:\/\/blog.csdn.net\/qq_19283249\/article\/details\/ [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1112],"tags":[],"_links":{"self":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts\/14466"}],"collection":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=14466"}],"version-history":[{"count":2,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts\/14466\/revisions"}],"predecessor-version":[{"id":14499,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts\/14466\/revisions\/14499"}],"wp:attachment":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=14466"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=14466"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=14466"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}