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