{"id":12285,"date":"2023-11-28T22:49:17","date_gmt":"2023-11-28T14:49:17","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=12285"},"modified":"2023-11-28T22:49:22","modified_gmt":"2023-11-28T14:49:22","slug":"qian-duan-mian-shi-tifunction-prototype-bind-de-yo","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/qian-duan-mian-shi-tifunction-prototype-bind-de-yo\/","title":{"rendered":"\u524d\u7aef\u9762\u8bd5\u9898\uff1aFunction. prototype. bind\u7684\u7528\u9014\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"<p>bind()\u65b9\u6cd5\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u51fd\u6570\uff0c\u5728bind()\u88ab\u8c03\u7528\u65f6\uff0c\u8fd9\u4e2a\u65b0\u51fd\u6570\u7684this\u88ab\u6307\u5b9a\u4e3abind() \u7684\u7b2c\u4e00\u4e2a\u53c2\u6570\uff0c\u800c\u5176\u4f59\u53c2\u6570\u5c06\u4f5c\u4e3a\u65b0\u51fd\u6570\u7684\u53c2\u6570\uff0c\u4f9b\u8c03\u7528\u65f6\u4f7f\u7528\u3002<br \/>\nimport React from &#8216;react&#8217;\uff1b<br \/>\nclass MyComponent extends React. Component {<br \/>\nconstructor(props){<br \/>\nsuper(props)\uff1b<br \/>\nthis. state =<\/p>\n<p>value :&quot;&quot;<br \/>\n}<br \/>\nthis. handleChange = this. handleChange. bind(this);<br \/>\n\/\/ \u5c06&quot;handleChange&quot;\u65b9\u6cd5\u7ed1\u5b9a\u5230&quot;MyComponent\u201d \u7ec4\u4ef6<br \/>\n}<br \/>\nhand1eChange(e){<br \/>\n\/\/do something amazing here<br \/>\n}<br \/>\nrender () {<br \/>\nreturn (<br \/>\n&lt;&gt;<br \/>\n&lt;input type={this. props. type}<br \/>\nvalue={this. state. value}<br \/>\nonChange={this. handleChange}<br \/>\n\/&gt;<br \/>\n&lt;\/&gt;<br \/>\n)<br \/>\n}<br \/>\n}<\/p>\n","protected":false},"excerpt":{"rendered":"<p>bind()\u65b9\u6cd5\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u51fd\u6570\uff0c\u5728bind()\u88ab\u8c03\u7528\u65f6\uff0c\u8fd9\u4e2a\u65b0\u51fd\u6570\u7684this\u88ab\u6307\u5b9a\u4e3abind() \u7684\u7b2c\u4e00\u4e2a\u53c2 [&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-12285","post","type-post","status-publish","format-standard","hentry","category-qianduan"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/12285","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=12285"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/12285\/revisions"}],"predecessor-version":[{"id":12286,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/12285\/revisions\/12286"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=12285"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=12285"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=12285"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}