js闭包示例

<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
    <script>
    function closure()
    {
       var inner_variable=3;
       return function(i)
       {
          
          return inner_variable*i;
       }

    }
    var _closure=closure();
    alert(_closure);
    alert(_closure(5));
    var man={
              age:30,
              sex:"male",
              run:function()
              {
                 alert("a "+this.sex + " is running");

              }
            };
    alert(man.age);
    man.run();
    var sex="mars";
    man.run.apply(window,[]);
    //alert(_closure.inner_variable);
    </script>
</head>
<body>
    
</body>
</html>
【推广】 免费学中医，健康全家人
原文地址：https://www.cnblogs.com/wukong0214/p/3014809.html