javascript 函數模式

 1 <script type="text/javascript">
 2 //原廠模式
 3 function person(name,age,add){
 4 var o=new Object();
 5 o.name=name;
 6 o.age=age;
 7 o.add=add;
 8 o.smay=function(){
 9 alert(o.name);
10 }
11 return o;
12 }
13 var person1=person('xioawang',25,'北京');
14 person1.smay();
15 </script>

 1 <script type="text/javascript">
 2 //建構函式
 3 function Person(name1,age1,add1){
 4 this.name1=name1;
 5 this.age1=age1;
 6 this.add1=add1;
 7 this.smay1=function(){
 8 alert(this.name1);
 9 }
10 }
11 var person2=new Person('xiaoli',25,'handan');
12 person2.smay1();
13 </script>

 1 <script type="text/javascript">
 2 //原型模式
 3 function person11(name2,age2,add2){
 4 person11.prototype.name2='xiaozhang';
 5 person11.prototype.age2=15;
 6 person11.prototype.add2='hebei';
 7 person11.prototype.saym2=function(){
 8 alert(person11.prototype.name2);
 9 }
10 }
11 var person22=new person11();
12 person22.saym2();
13 var person33=new person11();
14 person33.saym2();
15 alert(person11.prototype.isPrototypeOf(person22));
16 </script>

 1 <script type="text/javascript">
 2 //更簡單的原型方法
 3 function person111(){
 4 }
 5 person111.prototype={
 6 name222:'xiaowang',
 7 age222:25,
 8 add222:'beijing',
 9 smay222:function(){
10 alert(this.name222);
11 }
12 } 
13 var person333=new person111;
14 person333.smay222();
15 </script>