JS闭包获取li的index值

mac2022-06-30  77

<!DOCTYPE html>  <html lang="en">  <head>      <meta charset="UTF-8">      <title>Document</title>      <style type="text/css">          li{              background-color: red;          }      </style>      <script type="text/javascript">          window.οnlοad=function(){                            var list =document.getElementsByTagName('li');                  for(var i=0;i<list.length;i++){                      list[i].onclick =   (function(n){                          return function(){                              alert(n);                          }                      })(i)              }          }      }      </script>  </head>  <body>      <ul>          <li>1</li>          <li>2</li>          <li>3</li>          <li>4</li>          <li>5</li>      </ul>  </body>  </html>  

转载于:https://www.cnblogs.com/hdlyczs/p/7792650.html

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