{"id":207990,"date":"2025-07-08T16:39:23","date_gmt":"2025-07-08T08:39:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/207990\/"},"modified":"2025-07-08T16:39:23","modified_gmt":"2025-07-08T08:39:23","slug":"%e5%8c%bf%e5%90%8d%e7%bb%93%e6%9e%84%e7%9a%84%e7%bb%84%e5%90%88%e4%b8%8e%e7%bb%a7%e6%89%bf","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/207990\/","title":{"rendered":"\u533f\u540d\u7ed3\u6784\u7684\u7ec4\u5408\u4e0e\u7ee7\u627f"},"content":{"rendered":"

<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> \u533f\u540d\u7ed3\u6784\u7684\u7ec4\u5408\u4e0e\u7ee7\u627f<\/span><\/p>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-04-27 17:21:34<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u6b22\u8fce\u5404\u4f4d\u5c0f\u4f19\u4f34\u6765\u5230\uff0c\u76f8\u805a\u4e8e\u6b64\u90fd\u662f\u7f18\u54c8\u54c8\u54c8\uff01\u4eca\u5929\u6211\u7ed9\u5927\u5bb6\u5e26\u6765\u300a\u533f\u540d\u7ed3\u6784\u7684\u7ec4\u5408\u4e0e\u7ee7\u627f\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u8bb2\u5230<\/span>\u7b49\u7b49\u77e5\u8bc6\uff0c\u5982\u679c\u4f60\u5bf9Golang<\/span>\u76f8\u5173\u7684\u77e5\u8bc6\u975e\u5e38\u611f\u5174\u8da3\u6216\u8005\u6b63\u5728\u81ea\u5b66\uff0c\u90fd\u53ef\u4ee5\u5173\u6ce8\u6211\uff0c\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u6587\u7ae0\uff01\u5f53\u7136\uff0c\u6709\u4ec0\u4e48\u5efa\u8bae\u4e5f\u6b22\u8fce\u5728\u8bc4\u8bba\u7559\u8a00\u63d0\u51fa\uff01\u4e00\u8d77\u5b66\u4e60\uff01<\/p>\n

\u95ee\u9898\u5185\u5bb9
\n <\/p>\n

\u6211\u6b63\u5728\u9605\u8bfb\u8fd9\u5f20\u5e7b\u706f\u7247\uff0c\u4e0a\u9762\u5199\u7740\uff1a<\/p>\n

var hits struct {\n    sync.Mutex\n    n int\n}\n\nhits.Lock()\nhits.n++\nhits.Unlock()<\/pre>\n
\u8fd9\u5230\u5e95\u662f\u5982\u4f55\u8fd0\u4f5c\u7684\uff1f\u770b\u8d77\u6765 hits<\/code> \u4e0d\u662f\u7531\u4e92\u65a5\u4f53\u548c\u6574\u6570\u7ec4\u6210\uff0c\u800c\u662f\u7531\u4e92\u65a5\u4f53\u548c\u6574\u6570\u7ec4\u6210\uff1f<\/p>\n
 <\/p>\n
\u89e3\u51b3\u65b9\u6848<\/h2>\n
 <\/p>\n
\u8fd9\u662f\u6784\u56fe\u3002\u4f7f\u7528\u533f\u540d\u5b57\u6bb5\uff08\u5d4c\u5165\u5b57\u6bb5\uff09\uff0c\u5305\u542b\u7684\u7ed3\u6784\u4f53\u5c06\u5177\u6709\u5d4c\u5165\u7c7b\u578b\u7684\u503c\uff0c\u60a8\u53ef\u4ee5\u53c2\u8003\u5b83\uff1a\u975e\u9650\u5b9a\u7c7b\u578b\u540d\u79f0\u5145\u5f53\u5b57\u6bb5\u540d\u79f0\u3002<\/p>\n
\u6240\u4ee5\u4f60\u53ef\u4ee5\u8f7b\u677e\u5730\u5199\uff1a<\/p>\n
hits.Mutex.Lock()\nhits.n++\nhits.Mutex.Unlock()<\/pre>\n
\u5f53\u60a8\u5d4c\u5165\u7c7b\u578b\u65f6\uff0c\u5d4c\u5165\u7c7b\u578b\u7684\u5b57\u6bb5\u548c\u65b9\u6cd5\u4f1a\u88ab\u63d0\u5347<\/em>\uff0c\u56e0\u6b64\u60a8\u53ef\u4ee5\u5728\u4e0d\u6307\u5b9a\u5b57\u6bb5\u540d\u79f0\uff08\u5373\u5d4c\u5165\u7c7b\u578b\u540d\u79f0\uff09\u7684\u60c5\u51b5\u4e0b\u5f15\u7528\u5b83\u4eec\uff0c\u4f46\u8fd9\u53ea\u662f\u8bed\u6cd5\u7cd6\u3002\u5f15\u7528\u81ea<\/p>\n
\u9664\u4e86\u5b57\u6bb5\/\u65b9\u6cd5\u63d0\u5347\u4e4b\u5916\uff0c\u5d4c\u5165\u7c7b\u578b\u7684\u8fd8\u5c06\u5305\u542b\u5d4c\u5165\u7c7b\u578b\u7684\u65b9\u6cd5\u96c6\u3002\u5f15\u7528\u81ea<\/p>\n
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\u7406\u8bba\u8981\u638c\u63e1\uff0c\u5b9e\u64cd\u4e0d\u80fd\u843d\uff01\u4ee5\u4e0a\u5173\u4e8e\u300a\u533f\u540d\u7ed3\u6784\u7684\u7ec4\u5408\u4e0e\u7ee7\u627f\u300b\u7684\u8be6\u7ec6\u4ecb\u7ecd\uff0c\u5927\u5bb6\u90fd\u638c\u63e1\u4e86\u5427\uff01\u5982\u679c\u60f3\u8981\u7ee7\u7eed\u63d0\u5347\u81ea\u5df1\u7684\u80fd\u529b\uff0c\u90a3\u4e48\u5c31\u6765\u5173\u6ce8\u516c\u4f17\u53f7\u5427\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5f53\u524d\u4f4d\u7f6e\uff1a > > ...<\/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-207990","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207990","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=207990"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207990\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=207990"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=207990"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=207990"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}