js 函数

可有对象的形式
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <title>函数</title>
    <meta http-equiv="content-type" content="text/html; charset=UTF-8">
      <link rel="stylesheet" href="../themes/default/easyui.css" type="text/css"></link>
    <link rel="stylesheet" href="../themes/icon.css" type="text/css"></link>
    <script type="text/javascript" src="../js/jquery.min.js"></script>
    <script type="text/javascript" src="../js/jquery.easyui.min.js"></script>
    <script type="text/javascript" src="../js/easyui-lang-zh_CN.js"></script>
  </head>
  <body>
    
    <script type="text/javascript">
        //正常方式
        function mysum(num1,num2){
            return num1 + num2;
        }
    </script>
    <script type="text/javascript">
        //构造器方式
        var yousum = new Function("num1","num2","return num1+num2;");
        alert( yousum(100,200) );
    </script>
    
    
    
    
    
    <script type="text/javascript">
        //定义对象
        function Person(id,name,sal){
            this.id = id;
            this.name = name;
            this.sal = sal;
            this.run = function(){
                alert(this.name + "在跑");
            },
            this.eat = function(){
                alert(this.name + "在吃");
            }
        }
        var p = new Person(1,"哈哈",7000);
        document.write(p.id + "<br/>");
        document.write(p.name + "<br/>");
        document.write(p.sal + "<br/>");
        //p.run();
        //p.eat();
    </script>
    
    
  </body>
</html>