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js 面向对象练习

时间:2015-01-07 22:14:09      阅读:186      评论:0      收藏:0      [点我收藏+]

标签:js   面向对象   


<script type="text/javascript"></script>
<script type="text/javascript">
function Student(name,age){
    this.name=name;
    this.age=age;
}
Student.hello="Hello World";
Student.prototype.sayHello=function(){
    return this.name+"--"+this.age+"--"+Student.hello;
};
var stu=new Student("张三","14");
alert(stu.sayHello());
</script>

<script type="text/javascript">
var Student =function(){
    var obj=new Object();
    obj.hello="Hello World";
    obj.sayHello=function(name,age){
        return name+"--"+age+"--"+this.hello;
    }
    return obj;
}
var stu=new Student();
alert(stu.sayHello("李四","15"));
</script>

<script type="text/javascript">
 var Student=new Object();
 Student.hello="Hello world";
 Student.sayHello=function(name,age){
     return name+"--"+age+"--"+this.hello;
 }
 alert(Student.sayHello("王五","16"));
</script>

<script type="text/javascript">
var Student={
        hello:"Hello World",
        sayHello:function(name,age){
            return name+"--"+age+"--"+this.hello;
        }
};
alert(Student.sayHello("赵六","17"));
</script>

<script type="text/javascript">
var Student=new Function("this.hello=\"HelloWorld\";this.sayHello=function(name,age){return name+\"--\"+age+\"--\"+this.hello;}");
var stu=new Student();
alert(stu.sayHello("陈七","18"));
</script>
 

js 面向对象练习

标签:js   面向对象   

原文地址:http://blog.csdn.net/guyatao13/article/details/42501333

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