{"id":208157,"date":"2025-07-08T10:59:39","date_gmt":"2025-07-08T02:59:39","guid":{"rendered":"https:\/\/server.hk\/cnblog\/208157\/"},"modified":"2025-07-08T10:59:39","modified_gmt":"2025-07-08T02:59:39","slug":"%e4%b8%ba%e4%bb%80%e4%b9%88%e6%88%91%e5%8f%af%e4%bb%a5%e4%bb%8e-go-%e4%b8%ad%e7%9a%84%e7%b1%bb%e5%9e%8b%e8%b0%83%e7%94%a8%e5%87%bd%e6%95%b0%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/208157\/","title":{"rendered":"\u4e3a\u4ec0\u4e48\u6211\u53ef\u4ee5\u4ece Go \u4e2d\u7684\u7c7b\u578b\u8c03\u7528\u51fd\u6570\uff1f"},"content":{"rendered":"

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

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> \u4e3a\u4ec0\u4e48\u6211\u53ef\u4ee5\u4ece Go \u4e2d\u7684\u7c7b\u578b\u8c03\u7528\u51fd\u6570\uff1f<\/span><\/p>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-04-29 17:36:36<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u4e00\u5206\u8015\u8018\uff0c\u4e00\u5206\u6536\u83b7\uff01\u65e2\u7136\u6253\u5f00\u4e86\u8fd9\u7bc7\u6587\u7ae0\u300a\u4e3a\u4ec0\u4e48\u6211\u53ef\u4ee5\u4ece Go \u4e2d\u7684\u7c7b\u578b\u8c03\u7528\u51fd\u6570\uff1f\u300b<\/span>\uff0c\u5c31\u575a\u6301\u770b\u4e0b\u53bb\u5427\uff01\u6587\u4e2d\u5185\u5bb9\u5305\u542b<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9…\u5e0c\u671b\u4f60\u80fd\u5728\u9605\u8bfb\u672c\u6587\u540e\uff0c\u80fd\u771f\u771f\u5b9e\u5b9e\u5b66\u5230\u77e5\u8bc6\u6216\u8005\u5e2e\u4f60\u89e3\u51b3\u5fc3\u4e2d\u7684\u7591\u60d1\uff0c\u4e5f\u6b22\u8fce\u5927\u4f6c\u6216\u8005\u65b0\u4eba\u670b\u53cb\u4eec\u591a\u7559\u8a00\u8bc4\u8bba\uff0c\u591a\u7ed9\u5efa\u8bae\uff01\u8c22\u8c22\uff01<\/p>\n

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

\u6211\u6b63\u5728\u5b66\u4e60 go\uff0c\u5728\u8fdb\u884c\u201cgo \u4e4b\u65c5\u201d\u65f6\uff0c\u6211\u53d1\u73b0\u4e86\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n

package main\n\nimport (\n    \"fmt\"\n    \"time\"\n)\n\nfunc main() {\n    t := time.Now()\n    switch {\n    case t.Hour() < 12:\n        fmt.Println(\"Good morning!\")\n    case t.Hour() < 17:\n        fmt.Println(\"Good afternoon.\")\n    default:\n        fmt.Println(\"Good evening.\")\n    }\n}<\/pre>\n
\u6211\u60f3\u77e5\u9053\u6211\u5728\u505a\u4ec0\u4e48\uff0c\u6240\u4ee5\u6211\u6253\u5f00\u4e86\u6709\u5173\u201ctime\u201d\u5305\u7684\u6587\u6863\u3002<\/p>\n
\u5728\u6267\u884c t := time.now()<\/code> \u65f6\uff0c\u6839\u636e\u6587\u6863\uff0c\u6211\u5f97\u5230\u4e00\u4e2a\u7c7b\u578b\u7ed3\u6784 time (https:\/\/golang.org\/pkg\/time\/#now)\uff0c\u4f46\u662f\uff0c\u4e3a\u4e86\u83b7\u5f97\u6211\u4eec\u7684\u5c0f\u65f6\u6267\u884c t.hour()<\/code>\u3002 \u6211\u4f1a\u7406\u89e3 t \u662f\u5426\u662f\u5bf9\u8c61 time \u7684\u5b9e\u4f8b\uff0c\u800c hour \u662f\u8be5\u5bf9\u8c61\u7684\u65b9\u6cd5\uff0c\u4f46\u8fd9\u4e0d\u662f oop\uff0c\u5e76\u4e14 t \u662f\u4e00\u79cd\u7c7b\u578b\uff0c\u6211\u5e0c\u671b\u50cf time.hour(t)<\/code> \u90a3\u6837\u8c03\u7528\u5b83\u6765\u83b7\u53d6\u5c0f\u65f6.<\/p>\n
\u60a8\u80fd\u5426\u544a\u8bc9\u6211\u4e3a\u4ec0\u4e48 t.hour()<\/code> \u6709\u6548\uff1f<\/p>\n
\u8c22\u8c22\uff01 \/\u7c73\u683c\u5c14<\/p>\n
 <\/p>\n
\u89e3\u51b3\u65b9\u6848<\/h2>\n
 <\/p>\n
t<\/code> \u4e0d\u662f\u7c7b\u578b\uff0c\u5b83\u662f\u4e00\u4e2a\u53d8\u91cf\uff0c\u4fdd\u5b58 time.Time<\/code> \u7c7b\u578b\u7684\u7ed3\u6784\u503c\uff0c\u7531 time.Now()<\/code> \u51fd\u6570\u8fd4\u56de\u3002<\/p>\n
t.Hour()<\/code> \u4f7f\u7528 t<\/code> \u63a5\u6536\u5668\u8c03\u7528 Time.Hour()<\/code> \u65b9\u6cd5\u3002<\/p>\n
\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300a\u4e3a\u4ec0\u4e48\u6211\u53ef\u4ee5\u4ece Go \u4e2d\u7684\u7c7b\u578b\u8c03\u7528\u51fd\u6570\uff1f\u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03Golang\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\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-208157","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208157","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=208157"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208157\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=208157"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=208157"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=208157"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}