{"id":205868,"date":"2025-06-12T09:04:58","date_gmt":"2025-06-12T01:04:58","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205868\/"},"modified":"2025-06-12T09:04:58","modified_gmt":"2025-06-12T01:04:58","slug":"golang-%e5%87%bd%e6%95%b0%ef%bc%9a%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-go-%e5%8d%8f%e7%a8%8b%e5%ae%9e%e7%8e%b0%e5%b9%b6%e5%8f%91%e4%bb%bb%e5%8a%a1%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205868\/","title":{"rendered":"Golang \u51fd\u6570\uff1a\u5982\u4f55\u4f7f\u7528 Go \u534f\u7a0b\u5b9e\u73b0\u5e76\u53d1\u4efb\u52a1\uff1f"},"content":{"rendered":"

\u672c\u7bc7\u6587\u7ae0\u4e3b\u8981\u662f\u7ed3\u5408\u6211\u4e4b\u524d\u9762\u8bd5\u7684\u5404\u79cd\u7ecf\u5386\u548c\u5b9e\u6218\u5f00\u53d1\u4e2d\u9047\u5230\u7684\u95ee\u9898\u89e3\u51b3\u7ecf\u9a8c\u6574\u7406\u7684\uff0c\u5e0c\u671b\u8fd9\u7bc7\u300aGOLANG \u51fd\u6570\uff1a\u5982\u4f55\u4f7f\u7528 Go \u534f\u7a0b\u5b9e\u73b0\u5e76\u53d1\u4efb\u52a1\uff1f\u300b\u5bf9\u4f60\u6709\u5f88\u5927\u5e2e\u52a9\uff01\u6b22\u8fce\u6536\u85cf\uff0c\u5206\u4eab\u7ed9\u66f4\u591a\u7684\u9700\u8981\u7684\u670b\u53cb\u5b66\u4e60~,Go\u534f\u7a0b\u662f\u4e00\u79cd\u5e76\u53d1\u4efb\u52a1\u6267\u884c\u673a\u5236\uff0c\u901a\u8fc7go\u5173\u952e\u5b57\u521b\u5efa\uff0c\u4f7f\u7528\u901a\u9053\u901a\u4fe1\u3002\u5b9e\u6218\u4e2d\uff0c\u53ef\u5c06\u5176\u7528\u4e8e\u5e76\u53d1\u6c42\u548c\uff0c\u5c06\u5207\u7247\u5206\u6210\u591a\u4e2a\u90e8\u5206\u5e76\u521b\u5efa\u534f\u7a0b\u8fdb\u884c\u5e76\u53d1\u8ba1\u7b97\uff0c\u518d\u6536\u96c6\u5404\u90e8\u5206\u548c\u6c47\u603b\u5f97\u51fa\u603b\u548c\u3002,
\n,
\nGo \u534f\u7a0b\uff1a\u4f7f\u7528 Go \u4f8b\u7a0b\u5b9e\u73b0\u5e76\u53d1\u4efb\u52a1<\/strong>,
\n\u5f15\u8a00<\/strong>,Go \u534f\u7a0b\u662f\u4e00\u79cd\u8f7b\u91cf\u7ea7\u7ebf\u7a0b\uff0c\u5141\u8bb8\u60a8\u5728\u5355\u4e2a Go \u7a0b\u4e2d\u5e76\u53d1\u8fd0\u884c\u591a\u4e2a\u4efb\u52a1\u3002\u4e0e\u4f20\u7edf\u7ebf\u7a0b\u4e0d\u540c\uff0c\u534f\u7a0b\u7531 Go \u8fd0\u884c\u65f6\u8c03\u5ea6\uff0c\u8282\u7701\u4e86\u521b\u5efa\u548c\u7ba1\u7406\u7ebf\u7a0b\u6240\u9700\u7684\u5f00\u9500\u3002,
\n\u534f\u7a0b\u7684\u521b\u5efa<\/strong>,\u8981\u521b\u5efa\u4e00\u4e2a\u534f\u7a0b\uff0c\u53ef\u4ee5\u4f7f\u7528
\ngo<\/code> \u5173\u952e\u5b57\uff0c\u540e\u8ddf\u8981\u8fd0\u884c\u7684\u51fd\u6570\uff1a,
\n\u901a\u4fe1\u901a\u9053<\/strong>,\u534f\u7a0b\u4e4b\u95f4\u53ef\u4ee5\u901a\u8fc7\u901a\u4fe1\u901a\u9053\u8fdb\u884c\u901a\u4fe1\u3002\u901a\u9053\u662f\u4e00\u4e2a\u5b89\u5168\u7c7b\u578b\uff0c\u5141\u8bb8\u4e0d\u540c\u534f\u7a0b\u4ea4\u6362\u6570\u636e\u3002\u8981\u521b\u5efa\u901a\u9053\uff0c\u53ef\u4ee5\u4f7f\u7528
\nmake(chan type)<\/code> \u8bed\u6cd5\uff1a,
\n\u5411\u901a\u9053\u53d1\u9001\u6570\u636e<\/strong>,\u8981\u5411\u901a\u9053\u53d1\u9001\u6570\u636e\uff0c\u53ef\u4ee5\u4f7f\u7528
\n<-<\/code> \u64cd\u4f5c\u7b26\uff1a,
\n\u4ece\u901a\u9053\u63a5\u6536\u6570\u636e<\/strong>,\u8981\u4ece\u901a\u9053\u63a5\u6536\u6570\u636e\uff0c\u53ef\u4ee5\u4f7f\u7528
\n<-<\/code> \u64cd\u4f5c\u7b26\uff1a,
\n\u5b9e\u6218\u6848\u4f8b\uff1a\u5e76\u53d1\u6c42\u548c<\/strong>,\u8ba9\u6211\u4eec\u8003\u8651\u4e00\u4e2a\u5b9e\u6218\u6848\u4f8b\uff0c\u60a8\u9700\u8981\u6c42\u4e00\u4e2a\u5207\u7247\u7684\u548c\u3002\u4f7f\u7528\u534f\u7a0b\uff0c\u60a8\u53ef\u4ee5\u5e76\u53d1\u5730\u5904\u7406\u5207\u7247\u7684\u4e0d\u540c\u90e8\u5206\uff0c\u4ece\u800c\u63d0\u9ad8\u8ba1\u7b97\u901f\u5ea6\u3002,\u5e0c\u671b\u8fd9\u7bc7\u6587\u7ae0\u80fd\u5e2e\u52a9\u60a8\u4e86\u89e3\u5982\u4f55\u5728 Go \u4e2d\u4f7f\u7528\u534f\u7a0b\u5b9e\u73b0\u5e76\u53d1\u4efb\u52a1\u3002\u901a\u8fc7\u5229\u7528\u534f\u7a0b\uff0c\u60a8\u53ef\u4ee5\u521b\u5efa\u54cd\u5e94\u901f\u5ea6\u66f4\u5feb\u3001\u6548\u7387\u66f4\u9ad8\u7684\u5e94\u7528\u7a0b\u5e8f\u3002,\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aGOLANG \u51fd\u6570\uff1a\u5982\u4f55\u4f7f\u7528 Go \u534f\u7a0b\u5b9e\u73b0\u5e76\u53d1\u4efb\u52a1\uff1f\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u534f\u7a0b,\u5e76\u53d1\u7684\u77e5\u8bc6\u70b9\uff01,\u672c\u7bc7\u6587\u7ae0\u4e3b\u8981\u662f\u7ed3\u5408\u6211\u4e4b\u524d\u9762\u8bd5\u7684\u5404\u79cd\u7ecf\u5386\u548c\u5b9e\u6218\u5f00\u53d1\u4e2d\u9047\u5230\u7684\u95ee\u9898\u89e3\u51b3\u7ecf\u9a8c\u6574\u7406\u7684\uff0c\u5e0c\u671b\u8fd9\u7bc7\u300aGOLANG \u51fd\u6570\uff1a\u5982\u4f55\u4f7f\u7528 Go \u534f\u7a0b\u5b9e\u73b0\u5e76\u53d1\u4efb\u52a1\uff1f\u300b\u5bf9\u4f60\u6709\u5f88\u5927\u5e2e\u52a9\uff01\u6b22\u8fce\u6536\u85cf\uff0c\u5206\u4eab\u7ed9\u66f4\u591a\u7684\u9700\u8981\u7684\u670b\u53cb\u5b66\u4e60~,
\n<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> GOLANG \u51fd\u6570\uff1a\u5982\u4f55\u4f7f\u7528 Go \u534f\u7a0b\u5b9e\u73b0\u5e76\u53d1\u4efb\u52a1\uff1f<\/span><\/p>\n

GOLANG \u51fd\u6570\uff1a\u5982\u4f55\u4f7f\u7528 Go \u534f\u7a0b\u5b9e\u73b0\u5e76\u53d1\u4efb\u52a1\uff1f<\/h1>\n

2024-10-27 17:55:55<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u672c\u7bc7\u6587\u7ae0\u4e3b\u8981\u662f\u7ed3\u5408\u6211\u4e4b\u524d\u9762\u8bd5\u7684\u5404\u79cd\u7ecf\u5386\u548c\u5b9e\u6218\u5f00\u53d1\u4e2d\u9047\u5230\u7684\u95ee\u9898\u89e3\u51b3\u7ecf\u9a8c\u6574\u7406\u7684\uff0c\u5e0c\u671b\u8fd9\u7bc7\u300aGOLANG \u51fd\u6570\uff1a\u5982\u4f55\u4f7f\u7528 Go \u534f\u7a0b\u5b9e\u73b0\u5e76\u53d1\u4efb\u52a1\uff1f\u300b\u5bf9\u4f60\u6709\u5f88\u5927\u5e2e\u52a9\uff01\u6b22\u8fce\u6536\u85cf\uff0c\u5206\u4eab\u7ed9\u66f4\u591a\u7684\u9700\u8981\u7684\u670b\u53cb\u5b66\u4e60~<\/p>\n

Go\u534f\u7a0b\u662f\u4e00\u79cd\u5e76\u53d1\u4efb\u52a1\u6267\u884c\u673a\u5236\uff0c\u901a\u8fc7go\u5173\u952e\u5b57\u521b\u5efa\uff0c\u4f7f\u7528\u901a\u9053\u901a\u4fe1\u3002\u5b9e\u6218\u4e2d\uff0c\u53ef\u5c06\u5176\u7528\u4e8e\u5e76\u53d1\u6c42\u548c\uff0c\u5c06\u5207\u7247\u5206\u6210\u591a\u4e2a\u90e8\u5206\u5e76\u521b\u5efa\u534f\u7a0b\u8fdb\u884c\u5e76\u53d1\u8ba1\u7b97\uff0c\u518d\u6536\u96c6\u5404\u90e8\u5206\u548c\u6c47\u603b\u5f97\u51fa\u603b\u548c\u3002<\/p>\n

<\/p>\n

Go \u534f\u7a0b\uff1a\u4f7f\u7528 Go \u4f8b\u7a0b\u5b9e\u73b0\u5e76\u53d1\u4efb\u52a1<\/strong><\/p>\n

\u5f15\u8a00<\/strong><\/p>\n

Go \u534f\u7a0b\u662f\u4e00\u79cd\u8f7b\u91cf\u7ea7\u7ebf\u7a0b\uff0c\u5141\u8bb8\u60a8\u5728\u5355\u4e2a Go \u7a0b\u4e2d\u5e76\u53d1\u8fd0\u884c\u591a\u4e2a\u4efb\u52a1\u3002\u4e0e\u4f20\u7edf\u7ebf\u7a0b\u4e0d\u540c\uff0c\u534f\u7a0b\u7531 Go \u8fd0\u884c\u65f6\u8c03\u5ea6\uff0c\u8282\u7701\u4e86\u521b\u5efa\u548c\u7ba1\u7406\u7ebf\u7a0b\u6240\u9700\u7684\u5f00\u9500\u3002<\/p>\n

\u534f\u7a0b\u7684\u521b\u5efa<\/strong><\/p>\n

\u8981\u521b\u5efa\u4e00\u4e2a\u534f\u7a0b\uff0c\u53ef\u4ee5\u4f7f\u7528 go<\/code> \u5173\u952e\u5b57\uff0c\u540e\u8ddf\u8981\u8fd0\u884c\u7684\u51fd\u6570\uff1a<\/p>\n

func f() {\n    \/\/ ...\n}\n\nfunc main() {\n    go f()\n}<\/pre>\n
\u901a\u4fe1\u901a\u9053<\/strong><\/p>\n
\u534f\u7a0b\u4e4b\u95f4\u53ef\u4ee5\u901a\u8fc7\u901a\u4fe1\u901a\u9053\u8fdb\u884c\u901a\u4fe1\u3002\u901a\u9053\u662f\u4e00\u4e2a\u5b89\u5168\u7c7b\u578b\uff0c\u5141\u8bb8\u4e0d\u540c\u534f\u7a0b\u4ea4\u6362\u6570\u636e\u3002\u8981\u521b\u5efa\u901a\u9053\uff0c\u53ef\u4ee5\u4f7f\u7528 make(chan type)<\/code> \u8bed\u6cd5\uff1a<\/p>\n
ch := make(chan int)<\/pre>\n
\u5411\u901a\u9053\u53d1\u9001\u6570\u636e<\/strong><\/p>\n
\u8981\u5411\u901a\u9053\u53d1\u9001\u6570\u636e\uff0c\u53ef\u4ee5\u4f7f\u7528 <-<\/code> \u64cd\u4f5c\u7b26\uff1a<\/p>\n
ch <- 10<\/pre>\n
\u4ece\u901a\u9053\u63a5\u6536\u6570\u636e<\/strong><\/p>\n
\u8981\u4ece\u901a\u9053\u63a5\u6536\u6570\u636e\uff0c\u53ef\u4ee5\u4f7f\u7528 <-<\/code> \u64cd\u4f5c\u7b26\uff1a<\/p>\n
v := <-ch\nfmt.Println(v) \/\/ \u8f93\u51fa 10<\/pre>\n
\u5b9e\u6218\u6848\u4f8b\uff1a\u5e76\u53d1\u6c42\u548c<\/strong><\/p>\n
\u8ba9\u6211\u4eec\u8003\u8651\u4e00\u4e2a\u5b9e\u6218\u6848\u4f8b\uff0c\u60a8\u9700\u8981\u6c42\u4e00\u4e2a\u5207\u7247\u7684\u548c\u3002\u4f7f\u7528\u534f\u7a0b\uff0c\u60a8\u53ef\u4ee5\u5e76\u53d1\u5730\u5904\u7406\u5207\u7247\u7684\u4e0d\u540c\u90e8\u5206\uff0c\u4ece\u800c\u63d0\u9ad8\u8ba1\u7b97\u901f\u5ea6\u3002<\/p>\n
package main\n\nimport (\n    \"fmt\"\n    \"sync\"\n)\n\nfunc main() {\n    nums := []int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}\n    numParts := 4 \/\/ \u5c06\u5207\u7247\u5206\u6210 4 \u4e2a\u90e8\u5206\n\n    \/\/ \u7b49\u5f85\u6240\u6709\u90e8\u5206\u548c\u8ba1\u7b97\u5b8c\u6210\n    var wg sync.WaitGroup\n    wg.Add(numParts)\n\n    \/\/ \u521b\u5efa\u4e00\u4e2a\u901a\u9053\u4ee5\u6536\u96c6\u90e8\u5206\u548c\n    partSums := make(chan int, numParts)\n\n    \/\/ \u5faa\u73af\u904d\u5386\u5207\u7247\u7684\u6bcf\u4e2a\u90e8\u5206\n    for i := 0; i < numParts; i++ {\n        \/\/ \u521b\u5efa\u4e00\u4e2a\u534f\u7a0b\u6765\u8ba1\u7b97\u90e8\u5206\u548c\n        go func(nums []int, part int, wg *sync.WaitGroup) {\n            defer wg.Done()\n\n            \/\/ \u8ba1\u7b97\u90e8\u5206\u548c\n            sum := 0\n            for _, v := range nums {\n                sum += v\n            }\n\n            \/\/ \u5c06\u90e8\u5206\u548c\u53d1\u9001\u5230\u901a\u9053\n            partSums <- sum\n        }(nums[i*len(nums)\/numParts:(i+1)*len(nums)\/numParts], i, &wg)\n    }\n\n    \/\/ \u6536\u96c6\u5e76\u6c47\u603b\u90e8\u5206\u548c\n    totalSum := 0\n    for i := 0; i < numParts; i++ {\n        totalSum += <-partSums\n    }\n\n    fmt.Println(\"Total sum:\", totalSum)\n}<\/pre>\n
\u5e0c\u671b\u8fd9\u7bc7\u6587\u7ae0\u80fd\u5e2e\u52a9\u60a8\u4e86\u89e3\u5982\u4f55\u5728 Go \u4e2d\u4f7f\u7528\u534f\u7a0b\u5b9e\u73b0\u5e76\u53d1\u4efb\u52a1\u3002\u901a\u8fc7\u5229\u7528\u534f\u7a0b\uff0c\u60a8\u53ef\u4ee5\u521b\u5efa\u54cd\u5e94\u901f\u5ea6\u66f4\u5feb\u3001\u6548\u7387\u66f4\u9ad8\u7684\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n
\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aGOLANG \u51fd\u6570\uff1a\u5982\u4f55\u4f7f\u7528 Go \u534f\u7a0b\u5b9e\u73b0\u5e76\u53d1\u4efb\u52a1\uff1f\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u534f\u7a0b,\u5e76\u53d1\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n
\n
\n <\/dt>\n
\n   \u4f7f\u7528 jpackage \u521b\u5efa Java \u5e94\u7528\u7a0b\u5e8f\u5b89\u88c5\u7a0b\u5e8f\n <\/dd>\n<\/dl>\n
\n
\n <\/dt>\n
\n   \u5982\u4f55\u6392\u9664\u7279\u5b9a\u5143\u7d20\uff08\u542b\u6709id\u5c5e\u6027\uff09\u7684CSS\u6837\u5f0f\u5f71\u54cd\uff1f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
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