Object构造器创建对象

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <script type="text/javascript">
        var test = new Object();
        test.a = "a";
        console.log(test.a);
        Object.defineProperty(test,"c",
            {
                value:"c"
            });
        console.log(test.c);
        Object.defineProperties(test,
            {
                d:{value:'d'},
                e:{value:'e'},
                f:{
                    set:function (val)
                    {
                        console.log('set val:' + val);
                    },
                    get:function ()
                    {
                        return 100;
                    }
                }
            }
        );
        console.log(test.d);
        console.log(test.e);
        console.log(test.f);
        
    </script>
</body>
</html>

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转载自blog.csdn.net/gunsmoke/article/details/81976034