{"id":26156,"date":"2024-11-24T13:53:32","date_gmt":"2024-11-24T05:53:32","guid":{"rendered":"https:\/\/fwq.ai\/blog\/26156\/"},"modified":"2024-11-24T13:53:32","modified_gmt":"2024-11-24T05:53:32","slug":"%e5%a6%82%e4%bd%95%e5%b0%86-b-%e6%95%b0%e7%bb%84%e5%85%83%e7%b4%a0%e6%b7%bb%e5%8a%a0%e5%88%b0-a-%e6%95%b0%e7%bb%84%e4%b8%ad%e7%9b%b8%e5%ba%94%e7%9a%84%e4%bd%8d%e7%bd%ae%ef%bc%9f-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/26156\/","title":{"rendered":"\u5982\u4f55\u5c06 B \u6570\u7ec4\u5143\u7d20\u6dfb\u52a0\u5230 A \u6570\u7ec4\u4e2d\u76f8\u5e94\u7684\u4f4d\u7f6e\uff1f"},"content":{"rendered":"

\"\u5982\u4f55\u5c06<\/p>\n

javascript \u4e2d\u5c06 b \u6570\u7ec4\u5143\u7d20\u6dfb\u52a0\u5230\u76f8\u5e94\u7684 a \u6570\u7ec4<\/strong><\/p>\n

\u5728 JavaScript \u4e2d\uff0c\u60a8\u9700\u8981\u5c06 B \u6570\u7ec4\u7684\u5143\u7d20\u6dfb\u52a0\u5230\u76f8\u5e94\u7684 A \u6570\u7ec4\u4e2d\u3002\u5177\u4f53\u6765\u8bf4\uff0c\u5bf9\u4e8e A \u6570\u7ec4\u4e2d\u6bcf\u4e2a\u5143\u7d20\u7684 key \u5c5e\u6027\uff0c\u90fd\u9700\u8981\u68c0\u67e5 B \u6570\u7ec4\u662f\u5426\u5b58\u5728\u5bf9\u5e94\u7684 key\uff0c\u5982\u679c\u6709\uff0c\u5219\u5c06 B \u6570\u7ec4\u4e2d\u7684\u503c\u6dfb\u52a0\u5230 A \u6570\u7ec4\u4e2d\u3002<\/p>\n

\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\u7684\u4ee3\u7801\u793a\u4f8b\u5982\u4e0b\uff1a<\/p>\n

let arr1= [{id:1,key:'key1',value:'ggg'},{id:2,key:'key2',value:'cccc'}]\nlet obj1 = {id:4,key1:'123',key2:'sdfdff'}\narr1.forEach(item => {\n    item[item.key] = obj1[item.key];\n})<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u5728\u8fd9\u6bb5\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 forEach() \u65b9\u6cd5\u904d\u5386 A \u6570\u7ec4\u3002\u5bf9\u4e8e\u6bcf\u4e2a\u5143\u7d20\uff0c\u6211\u4eec\u8bbf\u95ee\u5176 key \u5c5e\u6027\uff0c\u7136\u540e\u68c0\u67e5 B \u6570\u7ec4\u4e2d\u662f\u5426\u5b58\u5728\u5177\u6709\u76f8\u540c\u952e\u7684\u5143\u7d20\u3002\u5982\u679c\u5b58\u5728\uff0c\u5219\u5c06 B \u6570\u7ec4\u4e2d\u7684\u5bf9\u5e94\u503c\u6dfb\u52a0\u5230 A \u6570\u7ec4\u4e2d\u3002<\/p>\n
\u6700\u7ec8\uff0cA \u6570\u7ec4\u5c06\u66f4\u65b0\u4e3a\uff1a<\/p>\n
[\n    { id: 1, key: 'key1', value: 'ggg', key1: '123' },\n    { id: 2, key: 'key2', value: 'cccc', key2: 'sdfdff' }\n]<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u5c06 B \u6570\u7ec4\u5143\u7d20\u6dfb\u52a0\u5230 A \u6570\u7ec4\u4e2d\u76f8\u5e94\u7684\u4f4d\u7f6e\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
javascript \u4e2d\u5c06 b \u6570\u7ec4\u5143\u7d20\u6dfb\u52a0\u5230\u76f8\u5e94\u7684 a \u6570\u7ec4 \u5728 JavaScript \u4e2d\uff0c\u60a8\u9700\u8981\u5c06 B \u6570\u7ec4\u7684\u5143\u7d20\u6dfb\u52a0\u5230\u76f8\u5e94\u7684 A \u6570\u7ec4\u4e2d\u3002\u5177\u4f53\u6765\u8bf4\uff0c\u5bf9\u4e8e A \u6570\u7ec4\u4e2d\u6bcf\u4e2a\u5143\u7d20\u7684 key \u5c5e\u6027\uff0c\u90fd\u9700\u8981\u68c0\u67e5 B \u6570\u7ec4\u662f\u5426\u5b58\u5728\u5bf9\u5e94\u7684 key\uff0c\u5982\u679c\u6709\uff0c\u5219\u5c06 B \u6570\u7ec4\u4e2d\u7684\u503c\u6dfb\u52a0\u5230 A \u6570\u7ec4\u4e2d\u3002 \u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\u7684\u4ee3\u7801\u793a\u4f8b\u5982\u4e0b\uff1a let arr1= [{id:1,key:’key1′,value:’ggg’},{id:2,key:’key2′,value:’cccc’}] let obj1 = {id:4,key1:’123′,key2:’sdfdff’} arr1.forEach(item => { item[item.key] = obj1[item.key]; }) \u767b\u5f55\u540e\u590d\u5236 \u5728\u8fd9\u6bb5\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 forEach() \u65b9\u6cd5\u904d\u5386 A \u6570\u7ec4\u3002\u5bf9\u4e8e\u6bcf\u4e2a\u5143\u7d20\uff0c\u6211\u4eec\u8bbf\u95ee\u5176 key \u5c5e\u6027\uff0c\u7136\u540e\u68c0\u67e5 B \u6570\u7ec4\u4e2d\u662f\u5426\u5b58\u5728\u5177\u6709\u76f8\u540c\u952e\u7684\u5143\u7d20\u3002\u5982\u679c\u5b58\u5728\uff0c\u5219\u5c06 B \u6570\u7ec4\u4e2d\u7684\u5bf9\u5e94\u503c\u6dfb\u52a0\u5230 A \u6570\u7ec4\u4e2d\u3002 \u6700\u7ec8\uff0cA \u6570\u7ec4\u5c06\u66f4\u65b0\u4e3a\uff1a […]<\/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-26156","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/26156","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=26156"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/26156\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=26156"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=26156"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=26156"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}