{"id":3453,"date":"2024-11-10T17:34:01","date_gmt":"2024-11-10T09:34:01","guid":{"rendered":"https:\/\/fwq.ai\/blog\/3453\/"},"modified":"2024-11-10T17:34:01","modified_gmt":"2024-11-10T09:34:01","slug":"js-%e5%a6%82%e4%bd%95%e6%b8%85%e7%a9%ba%e5%af%b9%e8%b1%a1","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/3453\/","title":{"rendered":"js \u5982\u4f55\u6e05\u7a7a\u5bf9\u8c61"},"content":{"rendered":"

\n \u6e05\u7a7a javascript \u5bf9\u8c61\u6709\u4e24\u79cd\u65b9\u5f0f\uff1a\u91cd\u65b0\u8d4b\u503c\u7ed9\u7a7a\u5bf9\u8c61\u6216\u4f7f\u7528 object.assign() \u65b9\u6cd5\u3002\u7b2c\u4e00\u79cd\u65b9\u5f0f\u66f4\u65b9\u4fbf\u5feb\u6377\uff0c\u4f46\u5bf9\u4e8e\u6df1\u5c42\u5d4c\u5957\u6216\u5faa\u73af\u5f15\u7528\u5bf9\u8c61\uff0c\u9700\u8981\u4f7f\u7528 object.assign() \u65b9\u6cd5\u3002\u6e05\u7a7a\u5bf9\u8c61\u4e0d\u4f1a\u5f71\u54cd\u539f\u578b\u94fe\u5c5e\u6027\uff0c\u5e76\u6e05\u9664\u6240\u6709\u5f15\u7528\u3002\n<\/p><\/blockquote>\n

\"js<\/p>\n

\u5982\u4f55\u6e05\u7a7a JavaScript \u5bf9\u8c61<\/strong><\/p>\n

\u5728 JavaScript \u4e2d\uff0c\u6e05\u7a7a\u4e00\u4e2a\u5bf9\u8c61\u7684\u65b9\u5f0f\u6709\u4e24\u79cd\uff1a<\/p>\n

\u65b9\u6cd5\u4e00\uff1a\u91cd\u65b0\u8d4b\u503c\u7ed9\u4e00\u4e2a\u7a7a\u5bf9\u8c61<\/strong><\/p>\n

const obj = { name: 'John', age: 30 };\nobj = {};<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u65b9\u6cd5\u4e8c\uff1a\u4f7f\u7528 Object.assign() \u65b9\u6cd5<\/strong><\/p>\n
const obj = { name: 'John', age: 30 };\nObject.assign(obj, {});<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u5982\u4f55\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5<\/strong><\/p>\n
\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u4f7f\u7528\u7b2c\u4e00\u79cd\u65b9\u6cd5\u66f4\u65b9\u4fbf\u5feb\u6377\u3002\u4f46\u5982\u679c\u5bf9\u8c61\u662f\u6df1\u5c42\u5d4c\u5957\u7684\u5bf9\u8c61\uff0c\u6216\u8005\u5bf9\u8c61\u5305\u542b\u5faa\u73af\u5f15\u7528\uff0c\u5219\u53ef\u80fd\u9700\u8981\u4f7f\u7528 Object.assign() \u65b9\u6cd5\u6765\u786e\u4fdd\u5bf9\u8c61\u88ab\u5f7b\u5e95\u6e05\u7a7a\u3002<\/p>\n
\u6ce8\u610f\u8981\u70b9<\/strong><\/p>\n
    \n
  • \u6e05\u7a7a\u4e00\u4e2a\u5bf9\u8c61\u4e0d\u4f1a\u5f71\u54cd\u5176\u539f\u578b\u94fe\u4e0a\u7684\u5c5e\u6027\u3002<\/li>\n
  • \u6e05\u7a7a\u4e00\u4e2a\u5bf9\u8c61\u65f6\uff0c\u8be5\u5bf9\u8c61\u6307\u5411\u7684\u6240\u6709\u5f15\u7528\u4e5f\u4f1a\u88ab\u6e05\u9664\u3002<\/li>\n<\/ul>\n
    \u4ee5\u4e0a\u5c31\u662fjs \u5982\u4f55\u6e05\u7a7a\u5bf9\u8c61\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":"
    \u6e05\u7a7a javascript \u5bf9\u8c61\u6709\u4e24\u79cd\u65b9\u5f0f\uff1a\u91cd\u65b0\u8d4b\u503c\u7ed9\u7a7a\u5bf9\u8c61\u6216\u4f7f\u7528 object.assign() \u65b9\u6cd5\u3002\u7b2c\u4e00\u79cd\u65b9\u5f0f\u66f4\u65b9\u4fbf\u5feb\u6377\uff0c\u4f46\u5bf9\u4e8e\u6df1\u5c42\u5d4c\u5957\u6216\u5faa\u73af\u5f15\u7528\u5bf9\u8c61\uff0c\u9700\u8981\u4f7f\u7528 object.assign() \u65b9\u6cd5\u3002\u6e05\u7a7a\u5bf9\u8c61\u4e0d\u4f1a\u5f71\u54cd\u539f\u578b\u94fe\u5c5e\u6027\uff0c\u5e76\u6e05\u9664\u6240\u6709\u5f15\u7528\u3002 \u5982\u4f55\u6e05\u7a7a JavaScript \u5bf9\u8c61 \u5728 JavaScript \u4e2d\uff0c\u6e05\u7a7a\u4e00\u4e2a\u5bf9\u8c61\u7684\u65b9\u5f0f\u6709\u4e24\u79cd\uff1a \u65b9\u6cd5\u4e00\uff1a\u91cd\u65b0\u8d4b\u503c\u7ed9\u4e00\u4e2a\u7a7a\u5bf9\u8c61 const obj = { name: ‘John’, age: 30 }; obj = {}; \u767b\u5f55\u540e\u590d\u5236 \u65b9\u6cd5\u4e8c\uff1a\u4f7f\u7528 Object.assign() \u65b9\u6cd5 const obj = { name: ‘John’, age: 30 }; Object.assign(obj, {}); \u767b\u5f55\u540e\u590d\u5236 \u5982\u4f55\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5 \u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u4f7f\u7528\u7b2c\u4e00\u79cd\u65b9\u6cd5\u66f4\u65b9\u4fbf\u5feb\u6377\u3002\u4f46\u5982\u679c\u5bf9\u8c61\u662f\u6df1\u5c42\u5d4c\u5957\u7684\u5bf9\u8c61\uff0c\u6216\u8005\u5bf9\u8c61\u5305\u542b\u5faa\u73af\u5f15\u7528\uff0c\u5219\u53ef\u80fd\u9700\u8981\u4f7f\u7528 Object.assign() \u65b9\u6cd5\u6765\u786e\u4fdd\u5bf9\u8c61\u88ab\u5f7b\u5e95\u6e05\u7a7a\u3002 \u6ce8\u610f\u8981\u70b9 \u6e05\u7a7a\u4e00\u4e2a\u5bf9\u8c61\u4e0d\u4f1a\u5f71\u54cd\u5176\u539f\u578b\u94fe\u4e0a\u7684\u5c5e\u6027\u3002 \u6e05\u7a7a\u4e00\u4e2a\u5bf9\u8c61\u65f6\uff0c\u8be5\u5bf9\u8c61\u6307\u5411\u7684\u6240\u6709\u5f15\u7528\u4e5f\u4f1a\u88ab\u6e05\u9664\u3002 \u4ee5\u4e0a\u5c31\u662fjs \u5982\u4f55\u6e05\u7a7a\u5bf9\u8c61\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/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-3453","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/3453","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=3453"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/3453\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=3453"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=3453"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=3453"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}