{"id":10089,"date":"2023-11-28T21:26:12","date_gmt":"2023-11-28T13:26:12","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=10089"},"modified":"2023-11-30T19:10:39","modified_gmt":"2023-11-30T11:10:39","slug":"javascript-zhong-wei-shen-me-zaijs-zhong-bi-jiao-l","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/javascript-zhong-wei-shen-me-zaijs-zhong-bi-jiao-l\/","title":{"rendered":"JavaScript\u4e2d\u4e3a\u4ec0\u4e48\u5728JS\u4e2d\u6bd4\u8f83\u4e24\u4e2a\u76f8\u4f3c\u7684\u5bf9\u8c61\u65f6\u8fd4\u56de false?"},"content":{"rendered":"<p>\u5728 JavaScript \u4e2d\uff0c\u5f53\u6bd4\u8f83\u4e24\u4e2a\u76f8\u4f3c\u4f46\u4e0d\u540c\u7684\u5bf9\u8c61\u65f6\uff0c\u4f7f\u7528\u76f8\u7b49\u8fd0\u7b97\u7b26 <code>==<\/code> \u6216\u4e25\u683c\u76f8\u7b49\u8fd0\u7b97\u7b26 <code>===<\/code> \u4f1a\u8fd4\u56de <code>false<\/code> \u7684\u539f\u56e0\u662f\u56e0\u4e3a\u5bf9\u8c61\u7684\u6bd4\u8f83\u662f\u57fa\u4e8e\u5f15\u7528\u800c\u4e0d\u662f\u503c\u8fdb\u884c\u7684\u3002<\/p>\n<p>\u5bf9\u8c61\u5728 JavaScript \u4e2d\u662f\u5f15\u7528\u7c7b\u578b\uff0c\u5f53\u4f60\u521b\u5efa\u4e00\u4e2a\u5bf9\u8c61\u65f6\uff0c\u5b9e\u9645\u4e0a\u662f\u5728\u5185\u5b58\u4e2d\u5206\u914d\u4e86\u4e00\u4e2a\u5730\u5740\uff0c\u53d8\u91cf\u4fdd\u5b58\u7684\u662f\u5bf9\u8c61\u7684\u5f15\u7528\uff08\u5730\u5740\uff09\uff0c\u800c\u4e0d\u662f\u5bf9\u8c61\u672c\u8eab\u3002\u5f53\u6bd4\u8f83\u4e24\u4e2a\u5bf9\u8c61\u65f6\uff0cJavaScript \u68c0\u67e5\u7684\u662f\u8fd9\u4e24\u4e2a\u5bf9\u8c61\u662f\u5426\u5f15\u7528\u4e86\u76f8\u540c\u7684\u5185\u5b58\u5730\u5740\u3002<\/p>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-javascript\">const obj1 = { name: 'Alice' };\nconst obj2 = { name: 'Alice' };\n\nconsole.log(obj1 == obj2); \/\/ \u8f93\u51fa\uff1afalse\nconsole.log(obj1 === obj2); \/\/ \u8f93\u51fa\uff1afalse\n<\/code><\/pre>\n<p>\u867d\u7136 <code>obj1<\/code> \u548c <code>obj2<\/code> \u4e2d\u7684\u5c5e\u6027\u76f8\u540c\uff0c\u4f46\u5b83\u4eec\u6307\u5411\u5185\u5b58\u4e2d\u7684\u4e0d\u540c\u5730\u5740\uff0c\u56e0\u6b64\u5728\u5bf9\u8c61\u4e4b\u95f4\u7684\u6bd4\u8f83\u4e2d\u4f1a\u8fd4\u56de <code>false<\/code>\u3002<\/p>\n<p>\u82e5\u8981\u6bd4\u8f83\u4e24\u4e2a\u5bf9\u8c61\u7684\u503c\u662f\u5426\u76f8\u540c\uff0c\u4f60\u9700\u8981\u624b\u52a8\u7f16\u5199\u903b\u8f91\u6765\u8fdb\u884c\u5c5e\u6027\u7684\u6bd4\u8f83\uff0c\u6216\u8005\u4f7f\u7528\u4e00\u4e9b\u5e93\uff08\u5982 Lodash \u4e2d\u7684 <code>isEqual<\/code> \u65b9\u6cd5\uff09\u6765\u6df1\u5ea6\u6bd4\u8f83\u5bf9\u8c61\u7684\u5c5e\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 JavaScript \u4e2d\uff0c\u5f53\u6bd4\u8f83\u4e24\u4e2a\u76f8\u4f3c\u4f46\u4e0d\u540c\u7684\u5bf9\u8c61\u65f6\uff0c\u4f7f\u7528\u76f8\u7b49\u8fd0\u7b97\u7b26 == \u6216\u4e25\u683c\u76f8\u7b49\u8fd0\u7b97\u7b26 === \u4f1a [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[115],"tags":[],"class_list":["post-10089","post","type-post","status-publish","format-standard","hentry","category-javascript"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10089","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=10089"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10089\/revisions"}],"predecessor-version":[{"id":13675,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10089\/revisions\/13675"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=10089"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=10089"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=10089"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}