{"id":57620,"date":"2024-10-10T19:46:27","date_gmt":"2024-10-10T11:46:27","guid":{"rendered":"https:\/\/server.hk\/cnblog\/57620\/"},"modified":"2024-10-10T19:46:27","modified_gmt":"2024-10-10T11:46:27","slug":"go%e6%95%99%e7%a8%8b-go-%e8%aa%9e%e8%a8%80%e5%96%ae%e5%90%91%e9%80%9a%e9%81%93-%e9%80%9a%e9%81%93%e4%b8%ad%e7%9a%84%e5%96%ae%e8%a1%8c%e9%81%93","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/57620\/","title":{"rendered":"GO\u6559\u7a0b: Go \u8a9e\u8a00\u55ae\u5411\u901a\u9053\u2014\u2014\u901a\u9053\u4e2d\u7684\u55ae\u884c\u9053"},"content":{"rendered":"<h1 id=\"go%e6%95%99%e7%a8%8b-go-%e8%aa%9e%e8%a8%80%e5%96%ae%e5%90%91%e9%80%9a%e9%81%93-%e9%80%9a%e9%81%93%e4%b8%ad%e7%9a%84%e5%96%ae%e8%a1%8c%e9%81%93-CpLyeOWrSc\">GO\u6559\u7a0b: Go \u8a9e\u8a00\u55ae\u5411\u901a\u9053\u2014\u2014\u901a\u9053\u4e2d\u7684\u55ae\u884c\u9053<\/h1>\n<p>\u5728\u73fe\u4ee3\u7684\u7a0b\u5f0f\u8a2d\u8a08\u4e2d\uff0c\u4e26\u884c\u8655\u7406\u5df2\u6210\u70ba\u4e00\u500b\u91cd\u8981\u7684\u4e3b\u984c\u3002Go \u8a9e\u8a00\u4ee5\u5176\u7c21\u6f54\u7684\u8a9e\u6cd5\u548c\u5f37\u5927\u7684\u4e26\u884c\u8655\u7406\u80fd\u529b\u800c\u53d7\u5230\u5ee3\u6cdb\u95dc\u6ce8\u3002\u901a\u9053\uff08Channel\uff09\u662f Go \u8a9e\u8a00\u4e2d\u4e00\u500b\u6838\u5fc3\u7684\u6982\u5ff5\uff0c\u5b83\u5141\u8a31\u4e0d\u540c\u7684 goroutine \u4e4b\u9593\u9032\u884c\u901a\u4fe1\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Go \u8a9e\u8a00\u4e2d\u7684\u55ae\u5411\u901a\u9053\uff0c\u4e26\u63d0\u4f9b\u5be6\u7528\u7684\u7bc4\u4f8b\u4f86\u5e6b\u52a9\u8b80\u8005\u7406\u89e3\u5176\u7528\u6cd5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e9%80%9a%e9%81%93%ef%bc%9f-CpLyeOWrSc\">\u4ec0\u9ebc\u662f\u901a\u9053\uff1f<\/h2>\n<p>\u901a\u9053\u662f Go \u8a9e\u8a00\u4e2d\u7528\u4f86\u5728 goroutine \u4e4b\u9593\u50b3\u905e\u6578\u64da\u7684\u7ba1\u9053\u3002\u901a\u904e\u901a\u9053\uff0c\u60a8\u53ef\u4ee5\u5b89\u5168\u5730\u5728\u4e0d\u540c\u7684 goroutine \u4e4b\u9593\u50b3\u905e\u4fe1\u606f\uff0c\u800c\u4e0d\u5fc5\u64d4\u5fc3\u6578\u64da\u7af6\u722d\u7684\u554f\u984c\u3002\u901a\u9053\u6709\u5169\u7a2e\u985e\u578b\uff1a\u96d9\u5411\u901a\u9053\u548c\u55ae\u5411\u901a\u9053\u3002<\/p>\n<h2 id=\"%e5%96%ae%e5%90%91%e9%80%9a%e9%81%93%e7%9a%84%e5%ae%9a%e7%be%a9-CpLyeOWrSc\">\u55ae\u5411\u901a\u9053\u7684\u5b9a\u7fa9<\/h2>\n<p>\u55ae\u5411\u901a\u9053\u662f\u6307\u53ea\u80fd\u7528\u65bc\u767c\u9001\u6216\u63a5\u6536\u6578\u64da\u7684\u901a\u9053\u3002\u9019\u610f\u5473\u8457\u60a8\u53ef\u4ee5\u5275\u5efa\u4e00\u500b\u53ea\u7528\u65bc\u767c\u9001\u6578\u64da\u7684\u901a\u9053\uff0c\u6216\u8005\u4e00\u500b\u53ea\u7528\u65bc\u63a5\u6536\u6578\u64da\u7684\u901a\u9053\u3002\u9019\u7a2e\u8a2d\u8a08\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u78bc\u7684\u53ef\u8b80\u6027\u548c\u5b89\u5168\u6027\uff0c\u56e0\u70ba\u5b83\u9650\u5236\u4e86\u901a\u9053\u7684\u4f7f\u7528\u65b9\u5f0f\u3002<\/p>\n<h3 id=\"%e5%a6%82%e4%bd%95%e5%89%b5%e5%bb%ba%e5%96%ae%e5%90%91%e9%80%9a%e9%81%93-CpLyeOWrSc\">\u5982\u4f55\u5275\u5efa\u55ae\u5411\u901a\u9053<\/h3>\n<p>\u5728 Go \u8a9e\u8a00\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8a9e\u6cd5\u4f86\u5275\u5efa\u55ae\u5411\u901a\u9053\uff1a<\/p>\n<pre><code>ch := make(chan Type) \/\/ \u96d9\u5411\u901a\u9053\nsendCh := make(chan Type) \/\/ \u53ea\u7528\u65bc\u767c\u9001\nreceiveCh := make(<a href=\"https:\/\/golang.org\/doc\/effective_go.html#channels\" rel=\"nofollow noopener\" target=\"_blank\">chan<\/a> Type) \/\/ \u53ea\u7528\u65bc\u63a5\u6536\n<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c`Type` \u662f\u60a8\u5e0c\u671b\u901a\u904e\u901a\u9053\u50b3\u905e\u7684\u6578\u64da\u985e\u578b\u3002\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u5c07\u5c55\u793a\u5982\u4f55\u4f7f\u7528\u55ae\u5411\u901a\u9053\u4f86\u9032\u884c\u6578\u64da\u50b3\u905e\u3002<\/p>\n<h2 id=\"%e5%96%ae%e5%90%91%e9%80%9a%e9%81%93%e7%9a%84%e7%af%84%e4%be%8b-CpLyeOWrSc\">\u55ae\u5411\u901a\u9053\u7684\u7bc4\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u7bc4\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528\u55ae\u5411\u901a\u9053\u4f86\u767c\u9001\u548c\u63a5\u6536\u6578\u64da\uff1a<\/p>\n<pre><code>package main\n\nimport (\n    \"fmt\"\n)\n\nfunc sendData(sendCh chan&lt;- int) {\n    for i := 0; i &lt; 5; i++ {\n        sendCh &lt;- i\n    }\n    close(sendCh)\n}\n\nfunc receiveData(receiveCh &lt;-chan int) {\n    for data := range receiveCh {\n        fmt.Println(&quot;Received:&quot;, data)\n    }\n}\n\nfunc main() {\n    sendCh := make(chan int)\n    \n    go sendData(sendCh)\n    receiveData(sendCh)\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u7bc4\u4f8b\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u6574\u6578\u985e\u578b\u7684\u901a\u9053 `sendCh`\u3002`sendData` \u51fd\u6578\u53ea\u7528\u65bc\u767c\u9001\u6578\u64da\uff0c\u800c `receiveData` \u51fd\u6578\u53ea\u7528\u65bc\u63a5\u6536\u6578\u64da\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u4f7f\u5f97\u4ee3\u78bc\u66f4\u52a0\u6e05\u6670\uff0c\u4e26\u4e14\u6e1b\u5c11\u4e86\u932f\u8aa4\u7684\u53ef\u80fd\u6027\u3002<\/p>\n<h2 id=\"%e5%96%ae%e5%90%91%e9%80%9a%e9%81%93%e7%9a%84%e5%84%aa%e5%8b%a2-CpLyeOWrSc\">\u55ae\u5411\u901a\u9053\u7684\u512a\u52e2<\/h2>\n<ul>\n<li><strong>\u63d0\u9ad8\u4ee3\u78bc\u53ef\u8b80\u6027\uff1a<\/strong>\u55ae\u5411\u901a\u9053\u660e\u78ba\u4e86\u6578\u64da\u7684\u6d41\u5411\uff0c\u4f7f\u5f97\u4ee3\u78bc\u7684\u610f\u5716\u66f4\u52a0\u6e05\u6670\u3002<\/li>\n<li><strong>\u6e1b\u5c11\u932f\u8aa4\uff1a<\/strong>\u9650\u5236\u901a\u9053\u7684\u4f7f\u7528\u65b9\u5f0f\u53ef\u4ee5\u6e1b\u5c11\u56e0\u70ba\u932f\u8aa4\u4f7f\u7528\u800c\u5c0e\u81f4\u7684\u554f\u984c\u3002<\/li>\n<li><strong>\u589e\u5f37\u5b89\u5168\u6027\uff1a<\/strong>\u901a\u904e\u660e\u78ba\u7684\u6578\u64da\u6d41\u5411\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u63a7\u5236\u6578\u64da\u7684\u8a2a\u554f\u6b0a\u9650\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-CpLyeOWrSc\">\u7e3d\u7d50<\/h2>\n<p>Go \u8a9e\u8a00\u4e2d\u7684\u55ae\u5411\u901a\u9053\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u5728\u4e26\u884c\u8655\u7406\u4e2d\u66f4\u597d\u5730\u7ba1\u7406\u6578\u64da\u6d41\u3002\u901a\u904e\u9650\u5236\u901a\u9053\u7684\u4f7f\u7528\u65b9\u5f0f\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u78bc\u7684\u53ef\u8b80\u6027\u548c\u5b89\u5168\u6027\u3002\u7121\u8ad6\u662f\u5728\u5c0f\u578b\u9805\u76ee\u9084\u662f\u5927\u578b\u7cfb\u7d71\u4e2d\uff0c\u5408\u7406\u4f7f\u7528\u55ae\u5411\u901a\u9053\u90fd\u80fd\u5e36\u4f86\u986f\u8457\u7684\u597d\u8655\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u6216\u5176\u4ed6\u4f3a\u670d\u5668\u89e3\u6c7a\u65b9\u6848\u611f\u8208\u8da3\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 Go \u8a9e\u8a00\u4e2d\u7684\u55ae\u5411\u901a\u9053\uff0c\u4e86\u89e3\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u6d41\u548c\u63d0\u9ad8\u4e26\u767c\u6027\uff0c\u7c21\u5316\u60a8\u7684\u7de8\u7a0b\u9ad4\u9a57\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-57620","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/57620","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=57620"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/57620\/revisions"}],"predecessor-version":[{"id":57621,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/57620\/revisions\/57621"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=57620"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=57620"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=57620"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}