{"id":207636,"date":"2025-07-08T14:43:35","date_gmt":"2025-07-08T06:43:35","guid":{"rendered":"https:\/\/server.hk\/cnblog\/207636\/"},"modified":"2025-07-08T14:43:35","modified_gmt":"2025-07-08T06:43:35","slug":"%e4%bb%8e%e5%87%bd%e6%95%b0%e8%bf%94%e5%9b%9e%e7%9a%84%e6%ad%a3%e7%a1%ae%e6%96%b9%e6%b3%95%e6%98%af%e4%bb%80%e4%b9%88%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/207636\/","title":{"rendered":"\u4ece\u51fd\u6570\u8fd4\u56de\u7684\u6b63\u786e\u65b9\u6cd5\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<p>\u5f53\u524d\u4f4d\u7f6e\uff1a <span>&gt;<\/span> <span>&gt;<\/span> <span>&gt;<\/span> <span>&gt;<\/span> <span>\u4ece\u51fd\u6570\u8fd4\u56de\u7684\u6b63\u786e\u65b9\u6cd5\u662f\u4ec0\u4e48\uff1f<\/span><\/p>\n<p><span>\u6765\u6e90\uff1astackoverflow<\/span><br \/>\n<span>2024-04-24 10:18:33<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u5bf9\u4e8e\u4e00\u4e2aGolang\u5f00\u53d1\u8005\u6765\u8bf4\uff0c\u7262\u56fa\u624e\u5b9e\u7684\u57fa\u7840\u662f\u5341\u5206\u91cd\u8981\u7684\uff0c\u5c31\u6765\u5e26\u5927\u5bb6\u4e00\u70b9\u70b9\u7684\u638c\u63e1\u57fa\u7840\u77e5\u8bc6\u70b9\u3002\u4eca\u5929\u672c\u7bc7\u6587\u7ae0\u5e26\u5927\u5bb6\u4e86\u89e3\u300a\u4ece\u51fd\u6570\u8fd4\u56de\u7684\u6b63\u786e\u65b9\u6cd5\u662f\u4ec0\u4e48\uff1f\u300b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u4e86\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u5feb\u70b9\u6536\u85cf\u8d77\u6765\u5427\uff0c\u5426\u5219\u9700\u8981\u65f6\u5c31\u627e\u4e0d\u5230\u4e86\uff01<\/p>\n<p> \u95ee\u9898\u5185\u5bb9<br \/>\n <\/p>\n<p>\u6211\u5f88\u56f0\u60d1\u5982\u4f55\u4ece\u51fd\u6570\u8fd4\u56de\u503c\u3002\u6211\u6b63\u5728\u5c1d\u8bd5\u4ee5\u4e0b\u793a\u4f8b\uff1a<\/p>\n<ul>\n<li>\u5c06 false \u4f20\u9012\u7ed9\u51fd\u6570 a<\/li>\n<li>c \u7684\u503c\u5728\u51fd\u6570 a \u4e2d\u5c06\u4e3a false<\/li>\n<li>\u5b83\u5c06\u8fdb\u884c\u9012\u5f52\u8c03\u7528\uff0c\u8fd9\u4f1a\u5c06 c \u7684\u503c\u4ece false \u66f4\u6539\u4e3a true<\/li>\n<li>\n<p>\u6240\u4ee5\u51fd\u6570\u5e94\u8be5\u8fd4\u56de\u5b57\u7b26\u4e32\u201ctrue\u201d\u548c bool true\uff0c\u4f46\u5b83\u8fd4\u56de\u5b57\u7b26\u4e32\u201cfalse\u201d\u548c bool false<\/p>\n<pre>package main\n\nimport (\n    \"fmt\"\n)\n\nfunc a(c bool) (string, bool) {\n    if c {\n        return \"true\", true\n    }\n    a(true)\n    return \"false\", false\n}\n\nfunc main() {\n    s, ok := a(false)\n   fmt.Println(s, ok)\n}<\/pre>\n<p>https:\/\/play.golang.org\/p\/usin2k0g3qw<\/p>\n<\/li>\n<\/ul>\n<p> <\/p>\n<h2>\u89e3\u51b3\u65b9\u6848<\/h2>\n<p> <\/p>\n<p>\u5f53 <code>c<\/code> \u4e3a false \u65f6\uff0c\u60a8\u7684\u9012\u5f52\u4ee3\u7801\u5c06\u59cb\u7ec8\u8fd4\u56de\u201cfalse\u201d false\u3002\u8bf7\u53c2\u9605\u4e0b\u9762\u7684\u6b63\u786e\u4ee3\u7801\u3002<\/p>\n<pre>package main\n\nimport (\n    \"fmt\"\n)\n\nfunc a(c bool) (string, bool) {\n    if c {\n        return \"true\", true\n    }\n    return a(true)\n}\n\nfunc main() {\n    s, ok := a(false)\n   fmt.println(s, ok)\n}<\/pre>\n<p>\u5c1a\u4e0d\u6e05\u695a\u60a8\u8ba4\u4e3a\u4ee3\u7801\u5e94\u8be5\u505a\u4ec0\u4e48\uff0c\u4f46\u5b83\u5b9e\u9645\u4e0a\u5728\u505a\u4ec0\u4e48\uff1a<\/p>\n<ol>\n<li>\n<p>\u60a8\u4f7f\u7528\u503c <code>false<\/code> \u8c03\u7528 <code>a<\/code>\uff1a<\/p>\n<p>\u5b83\u68c0\u67e5 <code>c<\/code> \u662f\u5426\u4e3a true\uff1a<\/p>\n<pre>if c {<\/pre>\n<p>\u4f46\u4e8b\u5b9e\u5e76\u975e\u5982\u6b64\uff0c\u6240\u4ee5\u5b83\u8fd8\u5728\u7ee7\u7eed<\/p>\n<\/li>\n<li>\n<p>\u5b83\u518d\u6b21\u8c03\u7528 <code>a<\/code>\uff0c\u8fd9\u6b21\u7684\u503c\u4e3a <code>true<\/code>\uff0c\u4f46\u5b8c\u5168\u5ffd\u7565\u7ed3\u679c\uff1a<\/p>\n<pre>a(true)<\/pre>\n<\/li>\n<li>\n<p>\u7136\u540e\u8fd4\u56de false\uff1a<\/p>\n<pre>return \"false\", false<\/pre>\n<\/li>\n<\/ol>\n<p>\u8fd9\u610f\u5473\u7740\u6b65\u9aa4 #2 \u662f\u5b8c\u5168\u65e0\u64cd\u4f5c\u7684\uff08\u5e76\u4e14\u53ef\u80fd\u88ab\u7f16\u8bd1\u5668\u5b8c\u5168\u5220\u9664\uff09\u3002<\/p>\n<p>\u4e5f\u8bb8\u60a8\u60f3\u5bf9 <code>a(true)<\/code> \u7684\u8fd4\u56de\u503c\u6267\u884c\u67d0\u4e9b\u64cd\u4f5c\uff1f<\/p>\n<p>\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300a\u4ece\u51fd\u6570\u8fd4\u56de\u7684\u6b63\u786e\u65b9\u6cd5\u662f\u4ec0\u4e48\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\u6ce8\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5f53\u524d\u4f4d\u7f6e\uff1a &gt; &gt; &#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-207636","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207636","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=207636"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207636\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=207636"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=207636"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=207636"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}