{"id":207066,"date":"2025-07-08T09:41:01","date_gmt":"2025-07-08T01:41:01","guid":{"rendered":"https:\/\/server.hk\/cnblog\/207066\/"},"modified":"2025-07-08T09:41:01","modified_gmt":"2025-07-08T01:41:01","slug":"json-marshal-%e5%8f%af%e4%bb%a5%e4%bb%8e%e6%96%b9%e6%b3%95%e4%b8%ad%e8%8e%b7%e5%8f%96%e5%ad%97%e6%ae%b5%e7%9a%84%e5%80%bc%e5%90%97%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/207066\/","title":{"rendered":"json.Marshal \u53ef\u4ee5\u4ece\u65b9\u6cd5\u4e2d\u83b7\u53d6\u5b57\u6bb5\u7684\u503c\u5417\uff1f"},"content":{"rendered":"

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

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> json.Marshal \u53ef\u4ee5\u4ece\u65b9\u6cd5\u4e2d\u83b7\u53d6\u5b57\u6bb5\u7684\u503c\u5417\uff1f<\/span><\/p>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-04-19 20:12:30<\/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\u300ajson.Marshal \u53ef\u4ee5\u4ece\u65b9\u6cd5\u4e2d\u83b7\u53d6\u5b57\u6bb5\u7684\u503c\u5417\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

\u4f8b\u5982\uff0c\u5982\u679c\u6211\u4eec\u6709\u4e00\u4e2a\u50cf\u8fd9\u6837\u7684\u7ed3\u6784\uff1a<\/p>\n

type device struct {\n       Name string\n       Online bool\n}\n\nfunc (device) online() bool {\n     return true\n}<\/pre>\n
\u5f53\u6211\u5728\u6b64\u7ed3\u6784\u7684\u5b9e\u4f8b\u4e0a\u8c03\u7528 json.mashal<\/code> \u65f6\uff0c\u6211\u5e0c\u671b\u5b57\u6bb5 online<\/code> \u7684\u503c\u6765\u81ea online()<\/code> \u65b9\u6cd5\u3002<\/p>\n
 <\/p>\n
\u89e3\u51b3\u65b9\u6848<\/h2>\n
 <\/p>\n
\u662f\u7684\uff0c\u60a8\u53ef\u4ee5\uff0c\u4f46\u60a8\u5fc5\u987b\u7f16\u5199\u81ea\u5df1\u7684 marshaljson<\/code> \u5b9e\u73b0\uff1a<\/p>\n
func (d device) MarshalJSON() ([]byte, error) {\n    return json.Marshal(map[string]interface{}{\n        \"Name\": d.Name,\n        \"Online\": d.online(),\n    })\n}<\/pre>\n<\/p>\n
\u4eca\u5929\u5173\u4e8e\u300ajson.Marshal \u53ef\u4ee5\u4ece\u65b9\u6cd5\u4e2d\u83b7\u53d6\u5b57\u6bb5\u7684\u503c\u5417\uff1f\u300b\u7684\u5185\u5bb9\u5c31\u4ecb\u7ecd\u5230\u8fd9\u91cc\u4e86\uff0c\u662f\u4e0d\u662f\u5b66\u8d77\u6765\u4e00\u76ee\u4e86\u7136\uff01\u60f3\u8981\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u5185\u5bb9\u8bf7\u5173\u6ce8\u516c\u4f17\u53f7\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-207066","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207066","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=207066"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207066\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=207066"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=207066"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=207066"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}