{"id":53697,"date":"2024-12-03T11:48:30","date_gmt":"2024-12-03T03:48:30","guid":{"rendered":"https:\/\/fwq.ai\/blog\/53697\/"},"modified":"2024-12-03T11:48:30","modified_gmt":"2024-12-03T03:48:30","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-3","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/53697\/","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":"<p><b><\/b>     <\/p>\n<h1>\u5982\u4f55\u5c06 B \u6570\u7ec4\u5143\u7d20\u6dfb\u52a0\u5230 A \u6570\u7ec4\u4e2d\u76f8\u5e94\u7684\u4f4d\u7f6e\uff1f <\/h1>\n<p>\u5728\u6587\u7ae0\u5b9e\u6218\u5f00\u53d1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u4f1a\u9047\u5230\u4e00\u4e9b\u8fd9\u6837\u90a3\u6837\u7684\u95ee\u9898\uff0c\u7136\u540e\u8981\u5361\u597d\u534a\u5929\uff0c\u7b49\u95ee\u9898\u89e3\u51b3\u4e86\u624d\u53d1\u73b0\u539f\u6765\u4e00\u4e9b\u7ec6\u8282\u77e5\u8bc6\u70b9\u8fd8\u662f\u6ca1\u6709\u638c\u63e1\u597d\u3002\u4eca\u5929\u7c73\u4e91\u5c31\u6574\u7406\u5206\u4eab\u300a\u5982\u4f55\u5c06 B \u6570\u7ec4\u5143\u7d20\u6dfb\u52a0\u5230 A \u6570\u7ec4\u4e2d\u76f8\u5e94\u7684\u4f4d\u7f6e\uff1f \u300b\uff0c\u804a\u804a\uff0c\u5e0c\u671b\u53ef\u4ee5\u5e2e\u52a9\u5230\u6b63\u5728\u52aa\u529b\u8d5a\u94b1\u7684\u4f60\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241203\/1733230488674eff98e6a09.jpg\" class=\"aligncenter\" title=\"\u5982\u4f55\u5c06 B \u6570\u7ec4\u5143\u7d20\u6dfb\u52a0\u5230 A \u6570\u7ec4\u4e2d\u76f8\u5e94\u7684\u4f4d\u7f6e\uff1f\u63d2\u56fe\" alt=\"\u5982\u4f55\u5c06 B \u6570\u7ec4\u5143\u7d20\u6dfb\u52a0\u5230 A \u6570\u7ec4\u4e2d\u76f8\u5e94\u7684\u4f4d\u7f6e\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>JavaScript \u4e2d\u5c06 B \u6570\u7ec4\u5143\u7d20\u6dfb\u52a0\u5230\u76f8\u5e94\u7684 A \u6570\u7ec4<\/strong><\/p>\n<p>\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<p>\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\u7684\u4ee3\u7801\u793a\u4f8b\u5982\u4e0b\uff1a<\/p>\n<pre>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 =&gt; {\n    item[item.key] = obj1[item.key];\n})<\/pre>\n<p>\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<p>\u6700\u7ec8\uff0cA \u6570\u7ec4\u5c06\u66f4\u65b0\u4e3a\uff1a<\/p>\n<pre>[\n    { id: 1, key: 'key1', value: 'ggg', key1: '123' },\n    { id: 2, key: 'key2', value: 'cccc', key2: 'sdfdff' }\n]<\/pre>\n<p>\u6587\u4e2d\u5173\u4e8e\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300a\u5982\u4f55\u5c06 B \u6570\u7ec4\u5143\u7d20\u6dfb\u52a0\u5230 A \u6570\u7ec4\u4e2d\u76f8\u5e94\u7684\u4f4d\u7f6e\uff1f \u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002<\/p>\n<dl>\n<dt><\/dt>\n<dd>\n   \u817e\u8baf\u7535\u8111\u7ba1\u5bb6\u7684\u5168\u65b9\u4f4d\u89e3\u6790\u4e0e\u4f7f\u7528\u6307\u5357\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u5c06 B \u6570\u7ec4\u5143\u7d20\u6dfb\u52a0\u5230 A \u6570\u7ec4\u4e2d\u76f8\u5e94\u7684\u4f4d\u7f6e\uff1f \u5728\u6587\u7ae0\u5b9e\u6218\u5f00\u53d1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u4f1a\u9047\u5230\u4e00\u4e9b\u8fd9\u6837\u90a3\u6837\u7684\u95ee\u9898\uff0c\u7136\u540e\u8981\u5361\u597d\u534a\u5929\uff0c\u7b49\u95ee\u9898\u89e3\u51b3\u4e86\u624d\u53d1\u73b0\u539f\u6765\u4e00\u4e9b\u7ec6\u8282\u77e5\u8bc6\u70b9\u8fd8\u662f\u6ca1\u6709\u638c\u63e1\u597d\u3002\u4eca\u5929\u7c73\u4e91\u5c31\u6574\u7406\u5206\u4eab\u300a\u5982\u4f55\u5c06 B \u6570\u7ec4\u5143\u7d20\u6dfb\u52a0\u5230 A \u6570\u7ec4\u4e2d\u76f8\u5e94\u7684\u4f4d\u7f6e\uff1f \u300b\uff0c\u804a\u804a\uff0c\u5e0c\u671b\u53ef\u4ee5\u5e2e\u52a9\u5230\u6b63\u5728\u52aa\u529b\u8d5a\u94b1\u7684\u4f60\u3002 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:&#8217;key1&#8242;,value:&#8217;ggg&#8217;},{id:2,key:&#8217;key2&#8242;,value:&#8217;cccc&#8217;}] let obj1 = {id:4,key1:&#8217;123&#8242;,key2:&#8217;sdfdff&#8217;} arr1.forEach(item =&gt; { item[item.key] = obj1[item.key]; }) \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 [&hellip;]<\/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-53697","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/53697","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=53697"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/53697\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=53697"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=53697"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=53697"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}