{"id":52792,"date":"2024-12-03T13:08:31","date_gmt":"2024-12-03T05:08:31","guid":{"rendered":"https:\/\/fwq.ai\/blog\/52792\/"},"modified":"2024-12-03T13:08:31","modified_gmt":"2024-12-03T05:08:31","slug":"javascript%e4%b8%ad%e5%a6%82%e4%bd%95%e5%b0%86%e4%b8%80%e4%b8%aa%e6%95%b0%e7%bb%84%e7%9a%84%e5%80%bc%e5%90%88%e5%b9%b6%e5%88%b0json%e6%95%b0%e7%bb%84%e7%9a%84value%e5%b1%9e%e6%80%a7%e4%b8%ad%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/52792\/","title":{"rendered":"JavaScript\u4e2d\u5982\u4f55\u5c06\u4e00\u4e2a\u6570\u7ec4\u7684\u503c\u5408\u5e76\u5230JSON\u6570\u7ec4\u7684value\u5c5e\u6027\u4e2d\uff1f"},"content":{"rendered":"

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

JavaScript\u4e2d\u5982\u4f55\u5c06\u4e00\u4e2a\u6570\u7ec4\u7684\u503c\u5408\u5e76\u5230JSON\u6570\u7ec4\u7684value\u5c5e\u6027\u4e2d\uff1f<\/h1>\n

\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587\u300aJavaScript\u4e2d\u5982\u4f55\u5c06\u4e00\u4e2a\u6570\u7ec4\u7684\u503c\u5408\u5e76\u5230JSON\u6570\u7ec4\u7684value\u5c5e\u6027\u4e2d\uff1f\u300b<\/span>\u4e3b\u8981\u8bb2\u89e3\u4e86<\/span>\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728\u7c73\u4e91\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01<\/p>\n

\"JavaScript\u4e2d\u5982\u4f55\u5c06\u4e00\u4e2a\u6570\u7ec4\u7684\u503c\u5408\u5e76\u5230JSON\u6570\u7ec4\u7684value\u5c5e\u6027\u4e2d\uff1f\u63d2\u56fe\"<\/p>\n

\u5982\u4f55\u5c06\u6570\u7ec4\u5408\u5e76\u81f3 json \u6570\u7ec4\u4e2d\uff1f<\/strong><\/p>\n

\u5728 javascript \u4e2d\uff0c\u6709\u65f6\u9700\u8981\u5c06\u6570\u7ec4\u4e2d\u7684\u6570\u636e\u5408\u5e76\u5230\u5df2\u6709\u7684 json \u6570\u7ec4\u4e2d\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5b9e\u73b0\u8fd9\u4e00\u64cd\u4f5c\u3002<\/p>\n

\u5047\u8bbe\u6211\u4eec\u6709\u4e24\u4e2a\u6570\u7ec4\uff0ca \u548c b\uff1a<\/p>\n

var a = [111, 222];\nvar b = [\n    { des: \"aaaaa\", value: \"1\" },\n    { des: \"bbbbb\", value: \"2\" }\n];<\/pre>\n
\u6211\u4eec\u7684\u76ee\u6807\u662f\u5c06\u6570\u7ec4 a \u4e2d\u7684\u5143\u7d20\u5408\u5e76\u5230\u6570\u7ec4 b \u4e2d\uff0c\u5e76\u66f4\u65b0 value \u5c5e\u6027\u3002\u5408\u5e76\u540e\u7684 json \u6570\u7ec4\u5e94\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n
[\n    { des: \"aaaaa\", value: \"111\" },\n    { des: \"bbbbb\", value: \"222\" }\n]<\/pre>\n
\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 map() \u65b9\u6cd5\u6765\u904d\u5386\u6570\u7ec4 b \u4e2d\u7684\u6bcf\u4e2a\u5bf9\u8c61\uff0c\u7136\u540e\u4f7f\u7528\u5c55\u5f00\u8fd0\u7b97\u7b26 (…v) \u6765\u521b\u5efa\u65b0\u5bf9\u8c61\u3002\u6700\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u8d4b\u503c\u8fd0\u7b97\u7b26 (=) \u6765\u66f4\u65b0 value \u5c5e\u6027\u3002<\/p>\n
b.map((v, i) => ({ ...v, value: `${a[i]}` }));<\/pre>\n
\u4eca\u5929\u5173\u4e8e\u300aJavaScript\u4e2d\u5982\u4f55\u5c06\u4e00\u4e2a\u6570\u7ec4\u7684\u503c\u5408\u5e76\u5230JSON\u6570\u7ec4\u7684value\u5c5e\u6027\u4e2d\uff1f\u300b\u7684\u5185\u5bb9\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\uff0c\u5982\u679c\u6709\u4ec0\u4e48\u7591\u95ee\u6216\u8005\u5efa\u8bae\uff0c\u53ef\u4ee5\u5728\u7c73\u4e91\u516c\u4f17\u53f7\u4e0b\u591a\u591a\u56de\u590d\u4ea4\u6d41\uff1b\u6587\u4e2d\u82e5\u6709\u4e0d\u6b63\u4e4b\u5904\uff0c\u4e5f\u5e0c\u671b\u56de\u590d\u7559\u8a00\u4ee5\u544a\u77e5\uff01<\/p>\n
\n
<\/dt>\n
\n   Win10\u684c\u9762\u80cc\u666f\u4e0d\u89c1\u4e86\u600e\u4e48\u529e Win10\u684c\u9762\u80cc\u666f\u6ca1\u4e86\u95ee\u9898\u89e3\u6790\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
JavaScript\u4e2d\u5982\u4f55\u5c06\u4e00\u4e2a\u6570\u7ec4\u7684\u503c\u5408\u5e76\u5230JSON\u6570\u7ec4\u7684value\u5c5e\u6027\u4e2d\uff1f \u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587\u300aJavaScript\u4e2d\u5982\u4f55\u5c06\u4e00\u4e2a\u6570\u7ec4\u7684\u503c\u5408\u5e76\u5230JSON\u6570\u7ec4\u7684value\u5c5e\u6027\u4e2d\uff1f\u300b\u4e3b\u8981\u8bb2\u89e3\u4e86\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728\u7c73\u4e91\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01 \u5982\u4f55\u5c06\u6570\u7ec4\u5408\u5e76\u81f3 json \u6570\u7ec4\u4e2d\uff1f \u5728 javascript \u4e2d\uff0c\u6709\u65f6\u9700\u8981\u5c06\u6570\u7ec4\u4e2d\u7684\u6570\u636e\u5408\u5e76\u5230\u5df2\u6709\u7684 json \u6570\u7ec4\u4e2d\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5b9e\u73b0\u8fd9\u4e00\u64cd\u4f5c\u3002 \u5047\u8bbe\u6211\u4eec\u6709\u4e24\u4e2a\u6570\u7ec4\uff0ca \u548c b\uff1a var a = [111, 222]; var b = [ { des: “aaaaa”, value: “1” }, { des: “bbbbb”, value: “2” } ]; \u6211\u4eec\u7684\u76ee\u6807\u662f\u5c06\u6570\u7ec4 a \u4e2d\u7684\u5143\u7d20\u5408\u5e76\u5230\u6570\u7ec4 b \u4e2d\uff0c\u5e76\u66f4\u65b0 value \u5c5e\u6027\u3002\u5408\u5e76\u540e\u7684 json \u6570\u7ec4\u5e94\u5982\u4e0b\u6240\u793a\uff1a [ { des: “aaaaa”, value: “111” }, { des: “bbbbb”, value: […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-52792","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/52792","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=52792"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/52792\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=52792"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=52792"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=52792"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}