{"id":206889,"date":"2025-06-12T11:40:50","date_gmt":"2025-06-12T03:40:50","guid":{"rendered":"https:\/\/server.hk\/cnblog\/206889\/"},"modified":"2025-06-12T11:40:50","modified_gmt":"2025-06-12T03:40:50","slug":"%e4%b8%ba%e4%bb%80%e4%b9%88-go-%e7%a8%8b%e5%ba%8f%e4%b8%ad-test-%e5%87%bd%e6%95%b0%e6%9c%80%e7%bb%88%e8%be%93%e5%87%ba-0%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/206889\/","title":{"rendered":"\u4e3a\u4ec0\u4e48 Go \u7a0b\u5e8f\u4e2d test \u51fd\u6570\u6700\u7ec8\u8f93\u51fa 0\uff1f"},"content":{"rendered":"<p>\u5077\u5077\u52aa\u529b\uff0c\u6084\u65e0\u58f0\u606f\u5730\u53d8\u5f3a\uff0c\u7136\u540e\u60ca\u8273\u6240\u6709\u4eba\uff01\u54c8\u54c8\uff0c\u5c0f\u4f19\u4f34\u4eec\u53c8\u6765\u5b66\u4e60\u5566~\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u4ecb\u7ecd<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u4e3a\u4ec0\u4e48 Go \u7a0b\u5e8f\u4e2d test \u51fd\u6570\u6700\u7ec8\u8f93\u51fa 0\uff1f\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4f1a\u8bb2\u5230<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u4e0d\u77e5\u9053\u5927\u5bb6\u5bf9\u5176\u90fd\u6709\u591a\u5c11\u4e86\u89e3\uff0c\u4e0b\u9762\u6211\u4eec\u5c31\u4e00\u8d77\u6765\u770b\u4e00\u5427\uff01\u5f53\u7136\uff0c\u975e\u5e38\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u8bc4\u8bba\uff0c\u7ed9\u51fa\u5408\u7406\u7684\u5efa\u8bae\uff0c\u6211\u4eec\u4e00\u8d77\u5b66\u4e60\uff0c\u4e00\u8d77\u8fdb\u6b65\uff01,<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241127\/17326924696746c9f5f1089.jpg\" class=\"aligncenter\">,<br \/>\n<strong>\u4e3a\u4ec0\u4e48\u8fd9\u4e2a go \u7a0b\u5e8f\u6700\u7ec8\u8f93\u51fa 0\uff1f<\/strong>,\u5728\u7ed9\u5b9a\u7684 go \u7a0b\u5e8f\u4e2d\uff0ctest \u51fd\u6570\u5177\u6709\u4e00\u4e2a int \u7c7b\u578b\u7684\u8fd4\u56de\u503c\uff0c\u8be5\u503c\u5728\u51fd\u6570\u8c03\u7528\u65f6\u4f1a\u88ab\u521d\u59cb\u5316\u4e3a 0\u3002,\u7a0b\u5e8f\u4e2d\uff0cfoo \u51fd\u6570\u8c03\u7528\u4e86 panic\uff0c\u5e76\u4f20\u9012\u4e86 errors.new(&#8220;bug&#8221;) \u4f5c\u4e3a\u53c2\u6570\u3002panic \u4f1a\u5bfc\u81f4\u7a0b\u5e8f\u7acb\u5373\u6267\u884c defer \u51fd\u6570\u3002defer \u51fd\u6570\u6267\u884c\u65f6\u68c0\u6d4b\u5230\u4e86 panic \u5e76\u901a\u8fc7 recover \u6355\u83b7\u4e86\u9519\u8bef\u4fe1\u606f\u3002,\u7531\u4e8e test \u51fd\u6570\u5177\u6709 int \u7c7b\u578b\u7684\u8fd4\u56de\u503c\uff0c\u56e0\u6b64 defer \u51fd\u6570\u53ef\u4ee5\u4fee\u6539\u8be5\u8fd4\u56de\u503c\u3002\u5728\u7ed9\u5b9a\u7684\u7a0b\u5e8f\u4e2d\uff0cdefer \u51fd\u6570\u6ca1\u6709\u4fee\u6539\u8fd4\u56de\u503c\uff0c\u56e0\u6b64\u8fd4\u56de\u7684\u503c\u4ecd\u7136\u662f\u521d\u59cb\u5316\u7684 0\u3002,\u5982\u679c\u5728 defer \u51fd\u6570\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u8bed\u53e5\uff1a,\u90a3\u4e48\u7a0b\u5e8f\u5c06\u8f93\u51fa 1\uff0c\u56e0\u4e3a\u5b83\u4fee\u6539\u4e86\u8fd4\u56de\u503c\u3002,\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8eGOLANG\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~,\u4e3a\u4ec0\u4e48\u8fd9\u4e2a go \u7a0b\u5e8f\u6700\u7ec8\u8f93\u51fa 0\uff1f,\u5077\u5077\u52aa\u529b\uff0c\u6084\u65e0\u58f0\u606f\u5730\u53d8\u5f3a\uff0c\u7136\u540e\u60ca\u8273\u6240\u6709\u4eba\uff01\u54c8\u54c8\uff0c\u5c0f\u4f19\u4f34\u4eec\u53c8\u6765\u5b66\u4e60\u5566~\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u4ecb\u7ecd<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u4e3a\u4ec0\u4e48 Go \u7a0b\u5e8f\u4e2d test \u51fd\u6570\u6700\u7ec8\u8f93\u51fa 0\uff1f\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4f1a\u8bb2\u5230<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u4e0d\u77e5\u9053\u5927\u5bb6\u5bf9\u5176\u90fd\u6709\u591a\u5c11\u4e86\u89e3\uff0c\u4e0b\u9762\u6211\u4eec\u5c31\u4e00\u8d77\u6765\u770b\u4e00\u5427\uff01\u5f53\u7136\uff0c\u975e\u5e38\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u8bc4\u8bba\uff0c\u7ed9\u51fa\u5408\u7406\u7684\u5efa\u8bae\uff0c\u6211\u4eec\u4e00\u8d77\u5b66\u4e60\uff0c\u4e00\u8d77\u8fdb\u6b65\uff01,<br \/>\n<b><\/b> <\/p>\n<p>\u5f53\u524d\u4f4d\u7f6e\uff1a <span>&gt;<\/span>  <span>&gt;<\/span>  <span>&gt;<\/span>  <span>&gt;<\/span> <span>\u4e3a\u4ec0\u4e48 Go \u7a0b\u5e8f\u4e2d test \u51fd\u6570\u6700\u7ec8\u8f93\u51fa 0\uff1f<\/span><\/p>\n<h1>\u4e3a\u4ec0\u4e48 Go \u7a0b\u5e8f\u4e2d test \u51fd\u6570\u6700\u7ec8\u8f93\u51fa 0\uff1f<\/h1>\n<p><span>2024-11-27 15:28:05<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u5077\u5077\u52aa\u529b\uff0c\u6084\u65e0\u58f0\u606f\u5730\u53d8\u5f3a\uff0c\u7136\u540e\u60ca\u8273\u6240\u6709\u4eba\uff01\u54c8\u54c8\uff0c\u5c0f\u4f19\u4f34\u4eec\u53c8\u6765\u5b66\u4e60\u5566~\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u4ecb\u7ecd<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u4e3a\u4ec0\u4e48 Go \u7a0b\u5e8f\u4e2d test \u51fd\u6570\u6700\u7ec8\u8f93\u51fa 0\uff1f\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4f1a\u8bb2\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u4e0d\u77e5\u9053\u5927\u5bb6\u5bf9\u5176\u90fd\u6709\u591a\u5c11\u4e86\u89e3\uff0c\u4e0b\u9762\u6211\u4eec\u5c31\u4e00\u8d77\u6765\u770b\u4e00\u5427\uff01\u5f53\u7136\uff0c\u975e\u5e38\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u8bc4\u8bba\uff0c\u7ed9\u51fa\u5408\u7406\u7684\u5efa\u8bae\uff0c\u6211\u4eec\u4e00\u8d77\u5b66\u4e60\uff0c\u4e00\u8d77\u8fdb\u6b65\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241127\/17326924696746c9f5f1089.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u4e3a\u4ec0\u4e48\u8fd9\u4e2a go \u7a0b\u5e8f\u6700\u7ec8\u8f93\u51fa 0\uff1f<\/strong><\/p>\n<p>\u5728\u7ed9\u5b9a\u7684 go \u7a0b\u5e8f\u4e2d\uff0ctest \u51fd\u6570\u5177\u6709\u4e00\u4e2a int \u7c7b\u578b\u7684\u8fd4\u56de\u503c\uff0c\u8be5\u503c\u5728\u51fd\u6570\u8c03\u7528\u65f6\u4f1a\u88ab\u521d\u59cb\u5316\u4e3a 0\u3002<\/p>\n<p>\u7a0b\u5e8f\u4e2d\uff0cfoo \u51fd\u6570\u8c03\u7528\u4e86 panic\uff0c\u5e76\u4f20\u9012\u4e86 errors.new(&#8220;bug&#8221;) \u4f5c\u4e3a\u53c2\u6570\u3002panic \u4f1a\u5bfc\u81f4\u7a0b\u5e8f\u7acb\u5373\u6267\u884c defer \u51fd\u6570\u3002defer \u51fd\u6570\u6267\u884c\u65f6\u68c0\u6d4b\u5230\u4e86 panic \u5e76\u901a\u8fc7 recover \u6355\u83b7\u4e86\u9519\u8bef\u4fe1\u606f\u3002<\/p>\n<p>\u7531\u4e8e test \u51fd\u6570\u5177\u6709 int \u7c7b\u578b\u7684\u8fd4\u56de\u503c\uff0c\u56e0\u6b64 defer \u51fd\u6570\u53ef\u4ee5\u4fee\u6539\u8be5\u8fd4\u56de\u503c\u3002\u5728\u7ed9\u5b9a\u7684\u7a0b\u5e8f\u4e2d\uff0cdefer \u51fd\u6570\u6ca1\u6709\u4fee\u6539\u8fd4\u56de\u503c\uff0c\u56e0\u6b64\u8fd4\u56de\u7684\u503c\u4ecd\u7136\u662f\u521d\u59cb\u5316\u7684 0\u3002<\/p>\n<p>\u5982\u679c\u5728 defer \u51fd\u6570\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u8bed\u53e5\uff1a<\/p>\n<pre>result = 1<\/pre>\n<p>\u90a3\u4e48\u7a0b\u5e8f\u5c06\u8f93\u51fa 1\uff0c\u56e0\u4e3a\u5b83\u4fee\u6539\u4e86\u8fd4\u56de\u503c\u3002<\/p>\n<p>\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8eGOLANG\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~<\/p>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u5982\u4f55\u627e\u56de\u82f9\u679c\u7535\u8111\u7684\u5fd8\u8bb0\u5bc6\u7801\uff1a\u8be6\u7ec6\u6307\u5357\n <\/dd>\n<\/dl>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   Win11\u600e\u4e48\u52a0\u5165\u9884\u89c8\u4f53\u9a8c\u8ba1\u5212 Win11\u52a0\u5165\u9884\u89c8\u4f53\u9a8c\u8ba1\u5212\u7684\u65b9\u6cd5\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u5077\u5077\u52aa\u529b\uff0c\u6084\u65e0\u58f0\u606f\u5730\u53d8\u5f3a\uff0c\u7136\u540e\u60ca&#46;&#46;&#46;<\/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-206889","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206889","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=206889"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206889\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=206889"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=206889"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=206889"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}