{"id":748,"date":"2019-11-19T22:15:12","date_gmt":"2019-11-19T14:15:12","guid":{"rendered":"http:\/\/blog.coolcoding.cn\/?p=748"},"modified":"2020-09-26T22:47:05","modified_gmt":"2020-09-26T14:47:05","slug":"gogolang%e5%b9%b6%e5%8f%91%ef%bc%9a%e5%86%8d%e4%b9%9f%e4%b8%8d%e6%84%81%e9%80%89channel%e8%bf%98%e6%98%af%e9%80%89%e9%94%81%ef%bc%88%e8%bd%ac%e8%bd%bd%ef%bc%89","status":"publish","type":"post","link":"https:\/\/blog.coolcoding.cn\/?p=748","title":{"rendered":"[go]Golang\u5e76\u53d1\uff1a\u518d\u4e5f\u4e0d\u6101\u9009channel\u8fd8\u662f\u9009\u9501\uff08\u8f6c\u8f7d\uff09"},"content":{"rendered":"\n<p>\u5468\u672b\u53c8\u5230\u4e86\uff0c\u4e3a\u5927\u5bb6\u51c6\u5907\u4e86\u4e00\u4efd\u5b9e\u7528\u5e72\u8d27\uff1a\u5982\u4f55\u4f7f\u7528channel\u548cMutex\u89e3\u51b3\u5e76\u53d1\u95ee\u9898\uff0c\u5229\u7528\u5468\u672b\u7684\u597d\u65f6\u5149\uff0c\u914d\u4e0a\u97f3\u4e50\uff0c\u601d\u8003\u4e00\u4e0b\u5427?\u3002<\/p>\n\n\n\n<p>\u6765\uff0c\u95ee\u81ea\u5df1\u4e2a\u95ee\u9898\uff1a<strong>\u9762\u5bf9\u5e76\u53d1\u95ee\u9898\uff0c\u662f\u7528channel\u89e3\u51b3\uff0c\u8fd8\u662f\u7528Mutex\u89e3\u51b3<\/strong>\uff1f<\/p>\n\n\n\n<p>\u5982\u679c\u81ea\u5df1\u5fc3\u91cc\u8fd8\u6ca1\u6709\u6e05\u6670\u7684\u7b54\u6848\uff0c\u90a3\u5c31\u8bfb\u4e0b\u8fd9\u7bc7\u6587\u7ae0\uff0c\u4f60\u4f1a\u4e86\u89e3\u5230\uff1a<\/p>\n\n\n\n<ul><li>\u4f7f\u7528channel\u89e3\u51b3\u5e76\u53d1\u95ee\u9898\u7684\u6838\u5fc3\u601d\u8def\u548c\u793a\u4f8b<\/li><li>channel\u64c5\u957f\u89e3\u51b3\u4ec0\u4e48\u6837\u7684\u5e76\u53d1\u95ee\u9898\uff0cMutex\u64c5\u957f\u89e3\u51b3\u4ec0\u4e48\u6837\u7684\u5e76\u53d1\u95ee\u9898<\/li><li>\u4e00\u4e2a\u5e76\u53d1\u95ee\u9898\u8be5\u600e\u4e48\u5165\u624b\u89e3\u89e3\u51b3<\/li><li>\u4e00\u4e2a\u91cd\u8981\u7684plus\u601d\u7ef4<\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u524d\u620f<\/h3>\n\n\n\n<p>\u524d\u9762\u5f88\u591a\u7bc7\u7684\u6587\u7ae0\u90fd\u5728\u56f4\u7ed5<code>channel<\/code>\u4ecb\u7ecd\uff0c\u800c\u53ea\u6709\u524d\u4e00\u7bc7<code>sync<\/code>\u7684\u6587\u7ae0\u4ecb\u7ecd\u5230\u4e86<code>Mutex<\/code>\uff0c\u4e0d\u662f\u6211\u504f\u5fc3\uff0c\u800c\u662fchannel\u5728Golang\u662ffirst class\u7ea7\u522b\u7684\uff0c\u8bbe\u8ba1\u5728\u8bed\u8a00\u7279\u6027\u4e2d\u7684\uff0c\u800c<code>Mutex<\/code>\u53ea\u662f\u4e00\u4e2a\u5305\u4e2d\u7684\u3002\u8fd9\u5c31\u6ce8\u5b9a\u4e86\u4e00\u4e2a\u662f\u4e3b\u89d2\uff0c\u4e00\u4e2a\u662f\u914d\u89d2\u3002<\/p>\n\n\n\n<p>\u5e76\u4e14Golang\u8fd8\u6709\u4e00\u4e2a\u5e76\u53d1\u5ea7\u53f3\u94ed\uff0c\u5728\u300aEffective Go\u300b\u7684channel\u4ecb\u7ecd\u4e2d\u5199\u5230\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>Share memory by communicating, don&#8217;t communicate by sharing memory.<br>\n\u901a\u8fc7\u901a\u4fe1\u5171\u4eab\u5185\u5b58\uff0c\u800c\u4e0d\u662f\u901a\u8fc7\u5171\u4eab\u5185\u5b58\u800c\u901a\u4fe1\u3002<\/p><\/blockquote>\n\n\n\n<p><strong>Golang\u4ee5\u5982\u6b64\u660e\u663e\u7684\u65b9\u5f0f\u544a\u8bc9\u6211\u4eec\uff1a\u9762\u5bf9\u5e76\u53d1\u95ee\u9898\uff0c\u4f60\u9996\u5148\u60f3\u5230\u7684\u5e94\u8be5\u662fchannel\uff0c\u56e0\u4e3achannel\u662f\u7ebf\u7a0b\u5b89\u5168\u7684\u5e76\u4e14\u4e0d\u4f1a\u6709\u6570\u636e\u51b2\u7a81\uff0c\u6bd4\u9501\u597d\u7528\u591a\u4e86<\/strong>\u3002<\/p>\n\n\n\n<p>\u65e2\u751f\u745c\uff0c\u4f55\u751f\u4eae\u3002\u65e2\u7136\u6709<code>channel<\/code>\u4e86\uff0c\u4e3a\u5565\u8fd8\u63d0\u4f9b<code>sync.Mutex<\/code>\u5462\uff1f<\/p>\n\n\n\n<p>\u4e3b\u89d2\u4e0d\u662f\u4e07\u80fd\u7684\uff0c\u4ed6\u4e5f\u9700\u8981\u914d\u89d2\u3002\u5728Golang\u91cc\uff0cchannel\u4e5f\u4e0d\u662f\u4e07\u80fd\u7684\uff0c\u8fd9\u662f\u7531channel\u7684\u7279\u6027\u548c\u5c40\u9650\u9020\u6210\u7684\u3002<\/p>\n\n\n\n<p>\u4e0b\u9762\u5c31\u7ed9\u5927\u5bb6\u4ecb\u7ecdchannel\u7684\u7279\u70b9\u3001\u6838\u5fc3\u65b9\u6cd5\u548c\u7f3a\u70b9\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">channel\u89e3\u51b3\u5e76\u53d1\u95ee\u9898\u7684\u601d\u8def\u548c\u793a\u4f8b<\/h3>\n\n\n\n<p><strong>channel\u7684\u6838\u5fc3\u662f\u6570\u636e\u6d41\u52a8\uff0c\u5173\u6ce8\u5230\u5e76\u53d1\u95ee\u9898\u4e2d\u7684\u6570\u636e\u6d41\u52a8\uff0c\u628a\u6d41\u52a8\u7684\u6570\u636e\u653e\u5230channel\u4e2d\uff0c\u5c31\u80fd\u4f7f\u7528channel\u89e3\u51b3\u8fd9\u4e2a\u5e76\u53d1\u95ee\u9898<\/strong>\u3002\u8fd9\u4e2a\u601d\u8def\u662f\u4eceGo\u8bed\u8a00\u7684\u6838\u5fc3\u5f00\u53d1\u8005\u7684\u6f14\u8bb2\u4e2d\u5b66\u6765\u7684\uff0c\u7136\u800c\u89c6\u9891\u6211\u5df2\u7ecf\u627e\u4e0d\u5230\u4e86\uff0c\u4e0d\u7136\u76f4\u63a5\u5171\u4eab\u7ed9\u5927\u5bb6\uff0c\u4ed6\u63d0\u5230\u4e86Golang\u5e76\u53d1\u7684\u6838\u5fc3\u5b9e\u8df5\u76844\u4e2a\u70b9\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote\"><p><code>DataFlow -&gt; Drawing -&gt; Pipieline -&gt; Exiting<\/code><\/p><\/blockquote>\n\n\n\n<p>DataFlow\u6307\u6570\u636e\u6d41\u52a8\uff0cDrawing\u6307\u628a\u6570\u636e\u6d41\u52a8\u753b\u51fa\u6765\uff0cPipeline\u6307\u7684\u662f\u6d41\u6c34\u7ebf\uff0cExit\u6307\u534f\u7a0b\u7684\u9000\u51fa\u3002<strong>DataFlow + Drawing<\/strong>\u5c31\u662f\u6211\u63d0\u5230\u5230channel\u89e3\u51b3\u5e76\u53d1\u95ee\u9898\u7684\u601d\u8def\uff0cPipeline\u548cExit\u662f\u5177\u4f53\u7684\u5b9e\u8df5\u6a21\u5f0f\uff0cPipeline\u548cExit\u6211\u90fd\u5199\u8fc7\u6587\u7ae0\uff0c\u6709\u9700\u8981\u81ea\u53d6\uff1a<\/p>\n\n\n\n<ul><li><a href=\"https:\/\/mp.weixin.qq.com\/s\/YB5XZ5NatniHSYBQ3AHONw\" target=\"_blank\" rel=\"noreferrer noopener\">Golang\u5e76\u53d1\u6a21\u578b\uff1a\u8f7b\u677e\u5165\u95e8\u6d41\u6c34\u7ebf\u6a21\u578b<\/a><\/li><li><a href=\"https:\/\/mp.weixin.qq.com\/s\/68FGjm7PFN5VbVF0zL-PlQ\" target=\"_blank\" rel=\"noreferrer noopener\">Golang\u5e76\u53d1\u6a21\u578b\uff1a\u8f7b\u677e\u5165\u95e8\u6d41\u6c34\u7ebfFAN\u6a21\u5f0f<\/a><\/li><li><a href=\"https:\/\/mp.weixin.qq.com\/s\/RjomKnfwCTy7tC9gbpPxCQ\" target=\"_blank\" rel=\"noreferrer noopener\">Golang\u5e76\u53d1\u6a21\u578b\uff1a\u5e76\u53d1\u534f\u7a0b\u7684\u4f18\u96c5\u9000\u51fa<\/a><\/li><\/ul>\n\n\n\n<p>\u4e0b\u9762\u6211\u4f7f\u7528\u4f8b\u5b50\u5177\u4f53\u89e3\u91ca<strong>DataFlow + Drawing<\/strong>\u3002\u501f\u7528\u300a<a href=\"https:\/\/mp.weixin.qq.com\/s\/UpYbmFTowjCPU83W3DxP6Q\" target=\"_blank\" rel=\"noreferrer noopener\">Golang\u5e76\u53d1\u7684\u6b21\u4f18\u9009\u62e9\uff1async\u5305<\/a>\u300b\u4e2d\u94f6\u884c\u7684\u4f8b\u5b50\uff0c\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528channel\u89e3\u51b3\u4f8b\u5b50\u4e2d\u94f6\u884c\u7684\u5e76\u53d1\u95ee\u9898\uff1a\u94f6\u884c\u652f\u6301\u591a\u4e2a\u7528\u6237\u7684\u540c\u65f6\u64cd\u4f5c\u3002\u987a\u4fbf\u770b\u4e0b\u540c\u4e00\u4e2a\u5e76\u53d1\u95ee\u9898\uff0c\u4f7f\u7528channel\u548cMutex\u89e3\u51b3\u662f\u4ec0\u4e48\u5dee\u522b\u3002<\/p>\n\n\n\n<p>\u4e00\u8d77\u5206\u6790\u4e0b\u591a\u4e2a\u7528\u6237\u540c\u65f6\u64cd\u4f5c\u94f6\u884c\u7684\u6570\u636e\u6d41\u52a8\uff1a<\/p>\n\n\n\n<ol><li>\u6bcf\u4e2a\u4eba\u90fd\u53ef\u4ee5\u5411\u94f6\u884c\u53d1\u8d77\u8bf7\u6c42\uff0c\u8bf7\u6c42\u53ef\u4ee5\u662f\u5b58\u3001\u53d6\u3001\u67e53\u79cd\u64cd\u4f5c\uff0c\u5e76\u4e14\u5305\u542b\u64cd\u4f5c\u65f6\u5fc5\u8981\u7684\u6570\u636e\uff0c\u5305\u542b\u7684\u6570\u636e\u53ea\u548c\u81ea\u8eab\u76f8\u5173\u3002<\/li><li>\u94f6\u884c\u5904\u7406\u8bf7\u6c42\u540e\u7ed9\u7528\u6237\u53d1\u9001\u54cd\u5e94\uff0c\u5305\u542b\u7684\u6570\u636e\u53ea\u548c\u64cd\u4f5c\u7528\u6237\u76f8\u5173\u3002<\/li><\/ol>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"\/\/upload-images.jianshu.io\/upload_images\/10901752-6d7514e228ae94a1.png?imageMogr2\/auto-orient\/strip|imageView2\/2\/w\/962\/format\/webp\" alt=\"\"\/><\/figure>\n\n\n\n<p>\n\nimage\n\n<\/p>\n\n\n\n<p>\u4f60\u4e00\u5b9a\u53d1\u73b0\u4e86\u4e0a\u9762\u7684\u6570\u636e\u6d41\u52a8\uff1a<\/p>\n\n\n\n<ol><li>\u8bf7\u6c42\u6570\u636e\uff1a\u4e2a\u4eba\u8bf7\u6c42\u6570\u636e\u6d41\u5411\u94f6\u884c\u3002<\/li><li>\u54cd\u5e94\u6570\u636e\uff1a\u94f6\u884c\u5904\u7406\u7ed3\u679c\u6570\u636e\u6d41\u5411\u7528\u6237\u3002<\/li><\/ol>\n\n\n\n<p>channel\u662f\u6570\u636e\u6d41\u52a8\u7684\u901a\u9053\/\u7ba1\u9053\uff0c\u4e3a\u6d41\u52a8\u7684\u6570\u636e\u5efa\u7acb\u901a\u9053\uff0c\u8fd9\u91cc\u9700\u8981\u5efa\u7acb2\u7c7bchannel\uff1a<\/p>\n\n\n\n<ol><li>reqCh\uff1a\u4f20\u9001\u8bf7\u6c42\u7684channel\uff0c\u628a\u8bf7\u6c42\u4ece\u4e2a\u4eba\u53d1\u9001\u7ed9\u94f6\u884c\u3002<\/li><li>retCh\uff1a\u4f20\u9001\u54cd\u5e94\u7684channel\uff0c\u628a\u54cd\u5e94\u4ece\u94f6\u884c\u53d1\u7ed9\u4e2a\u4eba\u3002<\/li><\/ol>\n\n\n\n<p>\u6211\u4eec\u628achannel\u6dfb\u52a0\u5230\u4e0a\u56fe\u4e2d\uff0c\u5f97\u5230\u4e0b\u9762\u7684\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"\/\/upload-images.jianshu.io\/upload_images\/10901752-8270cf36bb4ba509.png?imageMogr2\/auto-orient\/strip|imageView2\/2\/w\/1200\/format\/webp\" alt=\"\"\/><\/figure>\n\n\n\n<p>\n\nimage\n\n<\/p>\n\n\n\n<p>\u4ee5\u4e0a\u5c31\u662f\u4ece\u6570\u636e\u6d41\u52a8\u7684\u89d2\u5ea6\uff0c\u53d1\u73b0\u5982\u4f55\u4f7f\u7528channel\u89e3\u51b3\u5e76\u53d1\u95ee\u9898\u3002\u601d\u8def\u6709\u4e86\uff0c\u518d\u601d\u8003\u4e0b\u4ee3\u7801\u5c42\u9762\u9700\u8981\u600e\u4e48\u505a\uff1a<\/p>\n\n\n\n<ol><li>\u94f6\u884c\uff1a\n<ol><li>\u5b9a\u4e49\u94f6\u884c\uff0c\u53ea\u4fdd\u5b581\u4e2amap\u5373\u53ef<\/li><li>\u94f6\u884c\u64cd\u4f5c\uff1a\u63a5\u6536\u548c\u89e3\u6790\u8bf7\u6c42\uff0c\u5e76\u628a\u8bf7\u6c42\u5206\u53d1\u7ed9\u5b58\u3001\u53d6\u3001\u67e5\u51fd\u6570<\/li><li>\u5b9e\u73b0\u5b58\u3001\u53d6\u3001\u67e5\u51fd\u6570\uff1a\u5904\u7406\u8bf7\u6c42\uff0c\u5e76\u628a\u7ed3\u679c\u5199\u5165\u5230\u7528\u6237\u63d0\u4f9b\u7684\u54cd\u5e94\u901a\u9053<\/li><\/ol>\n<\/li><li>\u5b9a\u4e49\u8bf7\u6c42\u548c\u54cd\u5e94<\/li><li>\u7528\u6237\uff1a\u521b\u5efa\u8bf7\u6c42\u548c\u63a5\u6536\u54cd\u5e94\u7684\u901a\u9053\uff0c\u53d1\u9001\u8bf7\u6c42\u540e\u7b49\u5f85\u54cd\u5e94\uff0c\u63d0\u53d6\u54cd\u5e94\u7ed3\u679c<\/li><li>mian\u51fd\u6570\uff1a\u521b\u5efa\u94f6\u884c\u548c\u7528\u6237\u95f4\u7684\u8bf7\u6c42\u901a\u9053\uff0c\u521b\u5efa\u94f6\u884c\u3001\u7528\u6237\u7b49\u534f\u7a0b\uff0c\u5e76\u7b49\u5f85\u64cd\u4f5c\u5b8c\u6210<\/li><\/ol>\n\n\n\n<p>\u4ee5\u4e0a\uff0c\u6211\u4eec\u8fd9\u4e2a\u5e76\u53d1\u95ee\u9898\u7684\u903b\u8f91\u5b9e\u73b0\u548c\u5404\u5757\u5de5\u4f5c\u5c31\u6e05\u6670\u4e86\uff0c\u5199\u8d77\u6765\u4e5f\u65b9\u4fbf\u3001\u7b80\u5355\u3002\u4ee3\u7801\u5b9e\u73b0\u6709200\u591a\u884c\uff0c<strong>\u516c\u4f17\u53f7\u4e0d\u65b9\u4fbf\u67e5\u770b\uff0c\u53ef\u4ee5\u70b9\u9605\u8bfb\u539f\u6587\uff0c\u4e00\u952e\u76f4\u8fbe<\/strong>\u3002<\/p>\n\n\n\n<p>\u4ee3\u7801\u4e0d\u80fd\u8d34\u4e86\uff0c\u8fd0\u884c\u7ed3\u679c\u8fd8\u662f\u53ef\u4ee5\u7684\uff0c\u4e3a\u4e86\u65b9\u4fbf\u7406\u89e3\u7ed3\u679c\uff0c\u4ecb\u7ecd\u4e0b\u793a\u4f8b\u4ee3\u7801\u505a\u4e86\u4ec0\u4e48\u3002main\u51fd\u6570\u521b\u5efa\u4e86\u94f6\u884c\u3001\u5c0f\u660e\u3001\u5c0f\u521a3\u4e2a\u5e76\u53d1\u534f\u7a0b\uff1a<\/p>\n\n\n\n<ol><li>\u94f6\u884c\uff1a\u4ece<code>reqCh<\/code>\u63a5\u6536\u8bf7\u6c42\uff0c\u4f9d\u6b21\u5904\u7406\u6bcf\u4e2a\u8bf7\u6c42\uff0c\u76f4\u5230\u901a\u9053\u5173\u95ed\uff0c\u628a\u8bf7\u6c42\u4ea4\u7ed9\u5904\u7406\u51fd\u6570\uff0c\u5904\u7406\u51fd\u6570\u628a\u7ed3\u679c\u5199\u5165\u5230\u8bf7\u6c42\u4e2d\u7684<code>retCh<\/code>\u3002<\/li><li>\u7528\u6237\u5c0f\u660e\uff1a\u521b\u5efa\u4e86\u5b58100\u3001\u53d620\u3001\u67e5\u4f59\u989d\u76843\u4e2a\u8bf7\u6c42\uff0c\u6bcf\u4e2a\u8bf7\u6c42\u5f97\u5230\u54cd\u5e94\u540e\uff0c\u518d\u628a\u4e0b\u4e00\u4e2a\u8bf7\u6c42\u5199\u5165\u5230<code>reqCh<\/code>\u3002<\/li><li>\u7528\u6237\u5c0f\u521a\uff1a\u6d41\u7a0b\u548c\u5c0f\u660e\u76f8\u540c\uff0c\u4f46\u5b58100\u53d6200\uff0c\u9020\u6210\u53d6\u94b1\u64cd\u4f5c\u5931\u8d25\uff0c\u4ed6\u67e5\u8be2\u4e0b\u81ea\u5df1\u53c8\u591a\u5c11\u94b1\uff0c\u5f97\u5230100\u3002<\/li><\/ol>\n\n\n\n<p>main\u51fd\u6570\u6700\u540e\u4f7f\u7528WaitGroup\u7b49\u5f85\u5c0f\u660e\u3001\u5c0f\u521a\u7ed3\u675f\u540e\u9000\u51fa\u3002<\/p>\n\n\n\n<p>\u4e0b\u9762\u662f\u8fd0\u884c\u7ed3\u679c:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"><code>$ go run channel_map.go\nxiaogang deposite 100 success\nxiaoming deposite 100 success\nxiaogang withdraw 200 failed\nxiaoming withdraw 20 success\nxiaogang has 100\nxiaoming has 80\nBank exit\n<\/code><em><\/em><\/pre>\n\n\n\n<p>\u8fd9\u4e00\u906d\u641e\u5b8c\uff0c\u53d1\u73b0\u5565\u6ca1\u6709\uff1f\u7528Mutex\u76f4\u63a5\u52a0\u9501\u3001\u89e3\u9501\u5b8c\u4e8b\u4e86\uff0c\u4f46channel\u641e\u51fa\u6765\u4e00\u5768\uff0c<strong>\u662f\u4e0d\u662f\u7528channel\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u4e0d\u592a\u9002\u5408<\/strong>\uff1f\u662f\u7684\u3002\u5bf9\u4e8e\u5f53\u524d\u8fd9\u4e2a\u95ee\u9898\uff0c\u548cMutex\u7684\u65b9\u6848\u76f8\u6bd4\uff0cchannel\u7684\u65b9\u6848\u663e\u7684\u6709\u70b9\u201c\u91cd\u201d\uff0c<strong>\u4e0d\u591f\u7b80\u6d01\u3001\u9ad8\u6548\u3001\u6613\u7528<\/strong>\u3002<\/p>\n\n\n\n<p><strong>\u4f46\u8fd9\u4e2a\u4f8b\u5b50\u5c55\u793a\u4e863\u70b9\uff1a<\/strong><\/p>\n\n\n\n<ol><li><strong>\u4f7f\u7528channel\u89e3\u51b3\u5e76\u53d1\u95ee\u9898\u7684\u6838\u5fc3\u5728\u4e8e\u5173\u6ce8\u6570\u636e\u7684\u6d41\u52a8<\/strong><\/li><li><strong>channel\u4e0d\u4e00\u5b9a\u662f\u67d0\u4e2a\u5e76\u53d1\u95ee\u9898\u6700\u597d\u7684\u89e3\u51b3\u65b9\u6848<\/strong><\/li><li><strong>map\u5728\u5e76\u53d1\u4e2d\uff0c\u53ef\u4ee5\u4e0d\u7528\u9501\u8fdb\u884c\u4fdd\u62a4\uff0c\u800c\u662f\u4f7f\u7528channel<\/strong><\/li><\/ol>\n\n\n\n<p>\u73b0\u5728\uff0c\u56de\u5230\u4e86\u5f00\u7bc7\u7684\u95ee\u9898\uff1a\u540c\u4e00\u4e2a\u5e76\u53d1\u95ee\u9898\uff0c\u4f60\u662f\u7528channel\u89e3\u51b3\uff0c\u8fd8\u662f\u7528mutex\u89e3\u51b3\uff1f\u4e0b\u9762\uff0c\u4e00\u8d77\u770b\u770b\u600e\u4e48\u9009\u62e9\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">channel\u548cmutex\u7684\u9009\u62e9<\/h3>\n\n\n\n<p>\u9762\u5bf9\u4e00\u4e2a\u5e76\u53d1\u95ee\u9898\u7684\u65f6\u5019\uff0c\u5e94\u5f53\u9009\u62e9\u5408\u9002\u7684\u5e76\u53d1\u65b9\u5f0f\uff1achannel\u8fd8\u662fmutex\u3002<strong>\u9009\u62e9\u7684\u4f9d\u636e\u662f\u4ed6\u4eec\u7684\u80fd\u529b\/\u7279\u6027\uff1achannel\u7684\u80fd\u529b\u662f\u8ba9\u6570\u636e\u6d41\u52a8\u8d77\u6765\uff0c\u64c5\u957f\u7684\u662f\u6570\u636e\u6d41\u52a8\u7684\u573a\u666f<\/strong>\uff0c\u300aChannel or Mutex\u300b\u4e2d\u7ed9\u4e863\u4e2a\u6570\u636e\u6d41\u52a8\u7684\u573a\u666f\uff1a<\/p>\n\n\n\n<ol><li>\u4f20\u9012\u6570\u636e\u7684\u6240\u6709\u6743\uff0c\u5373\u628a\u67d0\u4e2a\u6570\u636e\u53d1\u9001\u7ed9\u5176\u4ed6\u534f\u7a0b<\/li><li>\u5206\u53d1\u4efb\u52a1\uff0c\u6bcf\u4e2a\u4efb\u52a1\u90fd\u662f\u4e00\u4e2a\u6570\u636e<\/li><li>\u4ea4\u6d41\u5f02\u6b65\u7ed3\u679c\uff0c\u7ed3\u679c\u662f\u4e00\u4e2a\u6570\u636e<\/li><\/ol>\n\n\n\n<p><strong>mutex\u7684\u80fd\u529b\u662f\u6570\u636e\u4e0d\u52a8\uff0c\u67d0\u6bb5\u65f6\u95f4\u53ea\u7ed9\u4e00\u4e2a\u534f\u7a0b\u8bbf\u95ee\u6570\u636e\u7684\u6743\u9650\u64c5\u957f\u6570\u636e\u4f4d\u7f6e\u56fa\u5b9a\u7684\u573a\u666f<\/strong>\uff0c\u300aChannel or Mutex\u300b\u4e2d\u7ed9\u4e862\u4e2a\u6570\u636e\u4e0d\u52a8\u573a\u666f\uff1a<\/p>\n\n\n\n<ol><li>\u7f13\u5b58<\/li><li>\u72b6\u6001\uff0c\u6211\u4eec\u94f6\u884c\u4f8b\u5b50\u4e2d\u7684<code>map<\/code>\u5c31\u662f\u4e00\u79cd\u72b6\u6001<\/li><\/ol>\n\n\n\n<p><strong>\u63d0\u4f9b\u89e3\u51b3\u5e76\u53d1\u95ee\u9898\u7684\u4e00\u4e2a\u601d\u8def<\/strong>\uff1a<\/p>\n\n\n\n<ol><li>\u5148\u627e\u5230\u6570\u636e\u7684\u6d41\u52a8\uff0c\u5e76\u4e14\u8fd8\u8981\u753b\u51fa\u6765\uff0c\u6570\u636e\u6d41\u52a8\u7684\u8def\u5f84\u6362\u6210channel\uff0cchannel\u7684\u4e24\u7aef\u8bbe\u8ba1\u6210\u534f\u7a0b<\/li><li>\u57fa\u4e8e\u753b\u51fa\u6765\u7684\u56fe\u8bbe\u8ba1\u7b80\u8981\u7684channel\u65b9\u6848\uff0c\u4ee3\u7801\u9700\u8981\u505a\u4ec0\u4e48<\/li><li>\u8fd9\u4e2a\u65b9\u6848\u662f\u4e0d\u662f\u6709\u70b9\u590d\u6742\uff0c\u662f\u4e0d\u662f\u7528Mutex\u66f4\u597d\u4e00\u70b9\uff1f\u8bbe\u8ba1\u4e00\u4e2a\u7b80\u8981\u7684Mutex\u65b9\u6848\uff0c\u5bf9\u6bd4&amp;\u9009\u62e9\u6613\u505a\u7684\u3001\u9ad8\u6548\u7684<\/li><\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">channel + mutex\u601d\u7ef4<\/h3>\n\n\n\n<p>\u9762\u5bf9\u5e76\u53d1\u95ee\u9898\uff0c\u9664\u4e86<strong>channel or mutex<\/strong>\uff0c\u4f60\u8fd8\u6709\u53e6\u5916\u4e00\u4e2a\u9009\u62e9\uff1a<strong>channel plus mutex<\/strong>\u3002<\/p>\n\n\n\n<p>\u4e00\u4e2a\u5927\u5e76\u53d1\u95ee\u9898\uff0c\u53ef\u4ee5\u5206\u89e3\u6210\u5f88\u591a\u5c0f\u7684\u5e76\u53d1\u95ee\u9898\uff0c\u6bcf\u4e2a\u5c0f\u7684\u5e76\u53d1\u90fd\u53ef\u4ee5\u5355\u72ec\u9009\u578b\uff1achannel or mutex\u3002\u4f46\u5bf9\u4e8e\u6574\u4e2a\u5927\u7684\u95ee\u9898\uff0c\u901a\u5e38\u4e0d\u662fchannel or mutex\uff0c\u800c\u662fchannel plus mutex\u3002<\/p>\n\n\n\n<p><em>\u5982\u679c\u4f60\u662f\u8ba4\u4e3a\u662fchannel and mutex\u4e5f\u884c\uff0c\u4f46\u6211\u66f4\u559c\u6b22plus\uff0c\u4f53\u73b0\u76f8\u4e92\u914d\u5408<\/em>\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u603b\u7ed3<\/h3>\n\n\n\n<p>\u8bfb\u5230\u8fd9\u91cc\uff0c\u611f\u89c9\u8fd9\u7bc7\u6587\u7ae0\u5934\u91cd\u811a\u8f7b\uff0cchannel\u7684\u8bb2\u4e86\u5f88\u591a\uff0c\u800cchannel\u548cmutex\u7684\u9009\u62e9\u5374\u8bb2\u7684\u5f88\u5c11\u3002\u5728channel\u548cmutex\u7684\u9009\u62e9\uff0c\u5b9e\u9645\u5e76\u6ca1\u6709\u4e00\u4e2a\u56fa\u5b9a\u7b54\u6848\uff0c\u4e5f\u6ca1\u6709\u56fa\u5b9a\u7684\u65b9\u6cd5\uff0c\u4f46\u63d0\u4f9b\u4e86\u4e00\u4e2a\u7b80\u5355\u7684\u601d\u8def\uff1a\u8bbe\u8ba1\u51fachannel\u548cMutex\u7684\u7b80\u5355\u65b9\u6848\uff0c\u7136\u540e<strong>\u9009\u62e9\u6700\u9002\u5408\u5f53\u524d\u4e1a\u52a1\u3001\u95ee\u9898\u7684<\/strong>\u90a3\u4e2a\u3002<\/p>\n\n\n\n<p><strong>\u601d\u8003\u6bd4\u7ed3\u8bba\u66f4\u91cd\u8981\uff0c\u5e0c\u671b\u4f60\u6709\u6240\u6536\u83b7<\/strong>\uff1a<\/p>\n\n\n\n<ol><li>\u5173\u6ce8\u6570\u636e\u7684\u6d41\u52a8\uff0c\u5c31\u53ef\u4ee5\u4f7f\u7528channel\u89e3\u51b3\u5e76\u53d1\u95ee\u9898\u3002<\/li><li>\u4e0d\u6d41\u52a8\u7684\u6570\u636e\uff0c\u5982\u679c\u5b58\u5728\u5e76\u53d1\u8bbf\u95ee\uff0c\u5c1d\u8bd5\u4f7f\u7528sync.Mutex\u4fdd\u62a4\u6570\u636e\u3002<\/li><li>channel\u4e0d\u4e00\u5b9a\u67d0\u4e2a\u5e76\u53d1\u95ee\u9898\u7684\u6700\u4f18\u89e3\u3002<\/li><li>\u4e0d\u8981\u5bb3\u6015\u3001\u62d2\u7edd\u4f7f\u7528mutex\uff0c\u5982\u679cmutex\u662f\u95ee\u9898\u7684\u6700\u4f18\u89e3\uff0c\u90a3\u5c31\u5927\u80c6\u4f7f\u7528\u3002<\/li><li>\u5bf9\u4e8e\u5927\u95ee\u9898\uff0cchannel plus mutex\u4e5f\u8bb8\u624d\u662f\u66f4\u597d\u7684\u65b9\u6848\u3002<\/li><\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">\u53c2\u8003\u8d44\u6599<\/h3>\n\n\n\n<ol><li>\u300a<a href=\"https:\/\/golang.org\/doc\/effective_go.html#sharing\" target=\"_blank\" rel=\"noreferrer noopener\">Effective Go<\/a>\u300b\uff0c<a href=\"https:\/\/golang.org\/doc\/effective_go.html#sharing\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/golang.org\/doc\/effective_go.html#sharing<\/a>\n<\/li><li>\u300a<a href=\"https:\/\/github.com\/golang\/go\/wiki\/Mutex\" target=\"_blank\" rel=\"noreferrer noopener\">Mutex Or Channel<\/a>\u300b\uff0c<a href=\"https:\/\/github.com\/golang\/go\/wiki\/MutexOrChannel\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/github.com\/golang\/go\/wiki\/MutexOrChannel<\/a><\/li><\/ol>\n","protected":false},"excerpt":{"rendered":"<p>\u5468\u672b\u53c8\u5230\u4e86\uff0c\u4e3a\u5927\u5bb6\u51c6\u5907\u4e86\u4e00\u4efd\u5b9e\u7528\u5e72\u8d27\uff1a\u5982\u4f55\u4f7f\u7528channel\u548cMutex\u89e3\u51b3\u5e76\u53d1\u95ee\u9898\uff0c\u5229\u7528\u5468\u672b\u7684\u597d\u65f6\u5149\uff0c\u914d\u4e0a\u97f3 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"_links":{"self":[{"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=\/wp\/v2\/posts\/748"}],"collection":[{"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=748"}],"version-history":[{"count":1,"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=\/wp\/v2\/posts\/748\/revisions"}],"predecessor-version":[{"id":749,"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=\/wp\/v2\/posts\/748\/revisions\/749"}],"wp:attachment":[{"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=748"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=748"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=748"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}