{"id":13138,"date":"2023-11-29T10:41:45","date_gmt":"2023-11-29T02:41:45","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=13138"},"modified":"2023-11-29T10:41:49","modified_gmt":"2023-11-29T02:41:49","slug":"qian-duan-mian-shi-ti-dui-xiang-deprototype-yuan-x","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/29\/qian-duan-mian-shi-ti-dui-xiang-deprototype-yuan-x\/","title":{"rendered":"\u524d\u7aef\u9762\u8bd5\u9898\uff1a\u5bf9\u8c61\u7684prototype(\u539f\u578b)\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"<p>\u7b80\u5355\u5730\u8bf4\uff0c\u539f\u578b\u5c31\u662f\u5bf9\u8c61\u7684\u84dd\u56fe\u3002\u5982\u679c\u5b83\u5b58\u5728\u5f53\u524d\u5bf9\u8c61\u4e2d\uff0c\u5219\u5c06\u5176\u7528\u4f5c\u5c5e\u6027\u548c\u65b9\u6cd5\u7684\u56de\u9000\u3002\u5b83 \u662f\u5728\u5bf9\u8c61\u4e4b\u95f4\u5171\u4eab\u5c5e\u6027\u548c\u529f\u80fd\u7684\u65b9\u6cd5\uff0c\u8fd9\u4e5f\u662fJavaScript\u5b9e\u73b0\u7ee7\u627f\u7684\u6838\u5fc3\u3002<br \/>\nconst o = {}\uff1b console.log(o.toString())\uff1b \/\/ logs [object Object]<br \/>\n\u5373\u4f7fo\u5bf9\u8c61\u4e2d\u4e0d\u5b58\u5728o. toString\u65b9\u6cd5\uff0c\u5b83\u4e5f\u4e0d\u4f1a\u5f15\u53d1\u9519\u8bef\uff0c\u800c\u662f\u8fd4\u56de\u5b57\u7b26\u4e32[object Object]\u3002 \u5f53\u5bf9\u8c61\u4e2d\u4e0d\u5b58\u5728\u5c5e\u6027\u65f6\uff0c\u5b83\u5c06\u67e5\u770b\u5176\u539f\u578b\uff0c\u5982\u679c\u4ecd\u7136\u4e0d\u5b58\u5728\uff0c\u5219\u5c06\u5176\u67e5\u627e\u5230\u539f\u578b\u7684\u539f\u578b\uff0c\u4f9d\u6b64 \u7c7b\u63a8\uff0c\u76f4\u5230\u5728\u539f\u578b\u94fe\u4e2d\u627e\u5230\u5177\u6709\u76f8\u540c\u5c5e\u6027\u7684\u5c5e\u6027\u4e3a\u6b62\u3002\u539f\u578b\u94fe\u7684\u672b\u5c3e\u662fObject. prototype\u3002<br \/>\nconsole. log(o. toString === Object. prototype. toString) \uff1b \/\/ logs true<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7b80\u5355\u5730\u8bf4\uff0c\u539f\u578b\u5c31\u662f\u5bf9\u8c61\u7684\u84dd\u56fe\u3002\u5982\u679c\u5b83\u5b58\u5728\u5f53\u524d\u5bf9\u8c61\u4e2d\uff0c\u5219\u5c06\u5176\u7528\u4f5c\u5c5e\u6027\u548c\u65b9\u6cd5\u7684\u56de\u9000\u3002\u5b83 \u662f\u5728\u5bf9\u8c61\u4e4b\u95f4\u5171\u4eab\u5c5e\u6027\u548c\u529f\u80fd [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[103],"tags":[],"class_list":["post-13138","post","type-post","status-publish","format-standard","hentry","category-qianduan"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/13138","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\/8"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=13138"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/13138\/revisions"}],"predecessor-version":[{"id":13139,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/13138\/revisions\/13139"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=13138"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=13138"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=13138"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}