{"id":205762,"date":"2025-06-12T11:53:05","date_gmt":"2025-06-12T03:53:05","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205762\/"},"modified":"2025-06-12T11:53:05","modified_gmt":"2025-06-12T03:53:05","slug":"golang-%e5%87%bd%e6%95%b0%e8%b0%83%e7%94%a8%e4%b8%ad%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8%e9%80%9a%e9%81%93","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205762\/","title":{"rendered":"Golang \u51fd\u6570\u8c03\u7528\u4e2d\u5982\u4f55\u4f7f\u7528\u901a\u9053"},"content":{"rendered":"

\u73cd\u60dc\u65f6\u95f4\uff0c\u52e4\u594b\u5b66\u4e60\uff01\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765
\n\u300aGOLANG \u51fd\u6570\u8c03\u7528\u4e2d\u5982\u4f55\u4f7f\u7528\u901a\u9053\u300b<\/span>\uff0c\u6b63\u6587\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230
\n<\/span>\u7b49\u7b49\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60
\nGOLANG<\/span>\uff0c\u6216\u8005\u662f\u5bf9
\nGOLANG<\/span>\u6709\u7591\u95ee\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u6211\uff01\u540e\u9762\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u5185\u5bb9\u7684\uff0c\u5e0c\u671b\u90fd\u80fd\u5e2e\u5230\u6b63\u5728\u5b66\u4e60\u7684\u5927\u5bb6\uff01,\u5728 Go \u51fd\u6570\u8c03\u7528\u4e2d\uff0c\u901a\u9053\u7528\u4e8e\u5b9e\u73b0\u5e76\u53d1\u901a\u4fe1\uff0c\u53ef\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u4f7f\u7528\uff1a\u4f7f\u7528 make(chan T) \u58f0\u660e\u901a\u9053\u3002\u901a\u8fc7 chan <- value \u5411\u901a\u9053\u53d1\u9001\u503c\u3002\u901a\u8fc7 <-chan \u4ece\u901a\u9053\u63a5\u6536\u503c\u3002,
\n,
\n\u5728 Go \u51fd\u6570\u8c03\u7528\u4e2d\u4f7f\u7528\u901a\u9053<\/strong>,\u5728 Go \u4e2d\uff0c\u901a\u9053\u662f\u4e00\u79cd\u7528\u4e8e\u51fd\u6570\u4e4b\u95f4\u901a\u4fe1\u7684\u5e76\u53d1\u6570\u636e\u7ed3\u6784\u3002\u901a\u8fc7\u4f7f\u7528\u901a\u9053\uff0c\u53ef\u4ee5\u5b89\u5168\u53ef\u9760\u5730\u4f20\u9012\u503c\uff0c\u800c\u4e0d\u5fc5\u62c5\u5fc3\u6570\u636e\u7ade\u4e89\u6216\u6b7b\u9501\u3002\u672c\u6587\u5c06\u5c55\u793a\u5982\u4f55\u5728\u51fd\u6570\u8c03\u7528\u4e2d\u4f7f\u7528\u901a\u9053\uff0c\u5e76\u63d0\u4f9b\u4e00\u4e2a\u5b9e\u6218\u6848\u4f8b\u3002,
\n\u5982\u4f55\u4f7f\u7528\u901a\u9053<\/strong>,
\n\u5b9e\u6218\u6848\u4f8b<\/strong>,\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528\u901a\u9053\u7684\u5b9e\u6218\u6848\u4f8b\uff1a,
\n\u51fd\u6570<\/strong>,
\n\u4ee3\u7801\uff1a\u8c03\u7528\u51fd\u6570\u5e76\u63a5\u6536\u7ed3\u679c<\/strong>,\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c
\ngetSquare<\/code> \u51fd\u6570\u4f7f\u7528
\nout<\/code> \u901a\u9053\u5c06\u8ba1\u7b97\u7684\u5e73\u65b9\u503c\u53d1\u9001\u51fa\u53bb\u3002\u4e3b\u51fd\u6570\u4f7f\u7528
\ngo<\/code> \u51fd\u6570\u542f\u52a8\u4e00\u4e2a goroutine \u6765\u5f02\u6b65\u6267\u884c
\ngetSquare<\/code>\u3002\u7136\u540e\uff0c\u4e3b\u51fd\u6570\u4ece
\nsquare<\/code> \u901a\u9053\u63a5\u6536\u7ed3\u679c\uff0c\u5e76\u5c06\u5176\u6253\u5370\u5230\u63a7\u5236\u53f0\u3002,
\n\u603b\u7ed3<\/strong>,\u4f7f\u7528\u901a\u9053\u53ef\u4ee5\u5728 Go \u51fd\u6570\u8c03\u7528\u4e2d\u5b9e\u73b0\u5e76\u53d1\u548c\u5b89\u5168\u7684\u901a\u4fe1\u3002\u901a\u8fc7\u9075\u5faa\u58f0\u660e\u3001\u53d1\u9001\u548c\u63a5\u6536\u503c\u7684\u7b80\u5355\u6b65\u9aa4\uff0c\u53ef\u4ee5\u8f7b\u677e\u5730\u4f7f\u7528\u901a\u9053\u5728\u51fd\u6570\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u3002,\u4eca\u5929\u5173\u4e8e\u300aGOLANG \u51fd\u6570\u8c03\u7528\u4e2d\u5982\u4f55\u4f7f\u7528\u901a\u9053\u300b\u7684\u5185\u5bb9\u5c31\u4ecb\u7ecd\u5230\u8fd9\u91cc\u4e86\uff0c\u662f\u4e0d\u662f\u5b66\u8d77\u6765\u4e00\u76ee\u4e86\u7136\uff01\u60f3\u8981\u4e86\u89e3\u66f4\u591a\u5173\u4e8egolang,\u901a\u9053\u7684\u5185\u5bb9\u8bf7\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff01,\u73cd\u60dc\u65f6\u95f4\uff0c\u52e4\u594b\u5b66\u4e60\uff01\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765
\n\u300aGOLANG \u51fd\u6570\u8c03\u7528\u4e2d\u5982\u4f55\u4f7f\u7528\u901a\u9053\u300b<\/span>\uff0c\u6b63\u6587\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230
\n<\/span>\u7b49\u7b49\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60
\nGOLANG<\/span>\uff0c\u6216\u8005\u662f\u5bf9
\nGOLANG<\/span>\u6709\u7591\u95ee\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u6211\uff01\u540e\u9762\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u5185\u5bb9\u7684\uff0c\u5e0c\u671b\u90fd\u80fd\u5e2e\u5230\u6b63\u5728\u5b66\u4e60\u7684\u5927\u5bb6\uff01,
\n<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> GOLANG \u51fd\u6570\u8c03\u7528\u4e2d\u5982\u4f55\u4f7f\u7528\u901a\u9053<\/span><\/p>\n

GOLANG \u51fd\u6570\u8c03\u7528\u4e2d\u5982\u4f55\u4f7f\u7528\u901a\u9053<\/h1>\n

2024-10-27 09:35:00<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u73cd\u60dc\u65f6\u95f4\uff0c\u52e4\u594b\u5b66\u4e60\uff01\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765\u300aGOLANG \u51fd\u6570\u8c03\u7528\u4e2d\u5982\u4f55\u4f7f\u7528\u901a\u9053\u300b<\/span>\uff0c\u6b63\u6587\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230<\/span>\u7b49\u7b49\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60GOLANG<\/span>\uff0c\u6216\u8005\u662f\u5bf9GOLANG<\/span>\u6709\u7591\u95ee\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u6211\uff01\u540e\u9762\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u5185\u5bb9\u7684\uff0c\u5e0c\u671b\u90fd\u80fd\u5e2e\u5230\u6b63\u5728\u5b66\u4e60\u7684\u5927\u5bb6\uff01<\/p>\n

\u5728 Go \u51fd\u6570\u8c03\u7528\u4e2d\uff0c\u901a\u9053\u7528\u4e8e\u5b9e\u73b0\u5e76\u53d1\u901a\u4fe1\uff0c\u53ef\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u4f7f\u7528\uff1a\u4f7f\u7528 make(chan T) \u58f0\u660e\u901a\u9053\u3002\u901a\u8fc7 chan <- value \u5411\u901a\u9053\u53d1\u9001\u503c\u3002\u901a\u8fc7 <-chan \u4ece\u901a\u9053\u63a5\u6536\u503c\u3002<\/p>\n

<\/p>\n

\u5728 Go \u51fd\u6570\u8c03\u7528\u4e2d\u4f7f\u7528\u901a\u9053<\/strong><\/p>\n

\u5728 Go \u4e2d\uff0c\u901a\u9053\u662f\u4e00\u79cd\u7528\u4e8e\u51fd\u6570\u4e4b\u95f4\u901a\u4fe1\u7684\u5e76\u53d1\u6570\u636e\u7ed3\u6784\u3002\u901a\u8fc7\u4f7f\u7528\u901a\u9053\uff0c\u53ef\u4ee5\u5b89\u5168\u53ef\u9760\u5730\u4f20\u9012\u503c\uff0c\u800c\u4e0d\u5fc5\u62c5\u5fc3\u6570\u636e\u7ade\u4e89\u6216\u6b7b\u9501\u3002\u672c\u6587\u5c06\u5c55\u793a\u5982\u4f55\u5728\u51fd\u6570\u8c03\u7528\u4e2d\u4f7f\u7528\u901a\u9053\uff0c\u5e76\u63d0\u4f9b\u4e00\u4e2a\u5b9e\u6218\u6848\u4f8b\u3002<\/p>\n

\u5982\u4f55\u4f7f\u7528\u901a\u9053<\/strong><\/p>\n

    \n
  1. \u58f0\u660e\u4e00\u4e2a\u901a\u9053\uff1a\u4f7f\u7528 make(chan T)<\/code> \u51fd\u6570\u521b\u5efa\u901a\u9053\uff0c\u5176\u4e2d T<\/code> \u662f\u901a\u9053\u4f20\u9012\u503c\u7684\u7c7b\u578b\u3002<\/li>\n
  2. \u53d1\u9001\u503c\uff1a\u4f7f\u7528 chan <- value<\/code> \u5411\u901a\u9053\u53d1\u9001\u503c\u3002<\/li>\n
  3. \u63a5\u6536\u503c\uff1a\u4f7f\u7528 <-chan<\/code> \u4ece\u901a\u9053\u63a5\u6536\u503c\u3002<\/li>\n<\/ol>\n

    \u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n

    \u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528\u901a\u9053\u7684\u5b9e\u6218\u6848\u4f8b\uff1a<\/p>\n

    \u51fd\u6570<\/strong><\/p>\n

    import \"fmt\"\n\n\/\/ getSquare \u8ba1\u7b97\u4e00\u4e2a\u6570\u5b57\u7684\u5e73\u65b9\nfunc getSquare(n int, out chan int) {\n    out <- n * n\n}<\/pre>\n
    \u4ee3\u7801\uff1a\u8c03\u7528\u51fd\u6570\u5e76\u63a5\u6536\u7ed3\u679c<\/strong><\/p>\n
    package main\n\nimport \"fmt\"\n\nfunc main() {\n    \/\/ \u4e3a\u5e73\u65b9\u503c\u521b\u5efa\u4e00\u4e2a\u901a\u9053\n    square := make(chan int)\n\n    \/\/ \u4f7f\u7528 goroutine \u5f02\u6b65\u8ba1\u7b97\u5e73\u65b9\n    go getSquare(3, square)\n\n    \/\/ \u4ece\u901a\u9053\u63a5\u6536\u5e73\u65b9\u503c\n    result := <-square\n\n    \/\/ \u6253\u5370\u7ed3\u679c\n    fmt.Println(\"Square of 3:\", result)\n}<\/pre>\n
    \u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cgetSquare<\/code> \u51fd\u6570\u4f7f\u7528 out<\/code> \u901a\u9053\u5c06\u8ba1\u7b97\u7684\u5e73\u65b9\u503c\u53d1\u9001\u51fa\u53bb\u3002\u4e3b\u51fd\u6570\u4f7f\u7528 go<\/code> \u51fd\u6570\u542f\u52a8\u4e00\u4e2a goroutine \u6765\u5f02\u6b65\u6267\u884c getSquare<\/code>\u3002\u7136\u540e\uff0c\u4e3b\u51fd\u6570\u4ece square<\/code> \u901a\u9053\u63a5\u6536\u7ed3\u679c\uff0c\u5e76\u5c06\u5176\u6253\u5370\u5230\u63a7\u5236\u53f0\u3002<\/p>\n
    \u603b\u7ed3<\/strong><\/p>\n
    \u4f7f\u7528\u901a\u9053\u53ef\u4ee5\u5728 Go \u51fd\u6570\u8c03\u7528\u4e2d\u5b9e\u73b0\u5e76\u53d1\u548c\u5b89\u5168\u7684\u901a\u4fe1\u3002\u901a\u8fc7\u9075\u5faa\u58f0\u660e\u3001\u53d1\u9001\u548c\u63a5\u6536\u503c\u7684\u7b80\u5355\u6b65\u9aa4\uff0c\u53ef\u4ee5\u8f7b\u677e\u5730\u4f7f\u7528\u901a\u9053\u5728\u51fd\u6570\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u3002<\/p>\n
    \u4eca\u5929\u5173\u4e8e\u300aGOLANG \u51fd\u6570\u8c03\u7528\u4e2d\u5982\u4f55\u4f7f\u7528\u901a\u9053\u300b\u7684\u5185\u5bb9\u5c31\u4ecb\u7ecd\u5230\u8fd9\u91cc\u4e86\uff0c\u662f\u4e0d\u662f\u5b66\u8d77\u6765\u4e00\u76ee\u4e86\u7136\uff01\u60f3\u8981\u4e86\u89e3\u66f4\u591a\u5173\u4e8egolang,\u901a\u9053\u7684\u5185\u5bb9\u8bf7\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff01<\/p>\n
    \n
    \n <\/dt>\n
    \n   Java\u51fd\u6570\u5f0f\u7f16\u7a0b\u4e2d\u7684\u9ad8\u9636\u51fd\u6570\u6709\u54ea\u4e9b\u7c7b\u578b\uff1f\n <\/dd>\n<\/dl>\n
    \n
    \n <\/dt>\n
    \n   PHP\u51fd\u6570\u7684\u8f93\u5165\u548c\u8f93\u51fa\u53c2\u6570\u5982\u4f55\u58f0\u660e\uff1f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
    \u73cd\u60dc\u65f6\u95f4\uff0c\u52e4\u594b\u5b66\u4e60\uff01\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-205762","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205762","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=205762"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205762\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205762"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205762"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205762"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}