1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
2 <html xmlns="http://www.w3.org/1999/xhtml">
3 <head>
4 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
5 <title>类式继承模式#1——默认模式</title>
6 </head>
7
8 <body>
9 <script type="text/javascript">
10
11 function Parent(name){
12 this.name=name||'Adam';
13 };
14
15 Parent.prototype.say=function(){
16 return this.name;
17 };
18
19 function Child(name){};
20
21 inherit(Child,Parent);
22
23 function inherit(C,P){
24 C.prototype=new P();
25 }
26
27 /***************************************/
28
29 var kid=new Child('Janking');
30
31 console.log(kid.say())
32
33 //缺点：inherit()并不支持将参数传递到子构造函数中，而子构造函数然后又将参数传递到父构造函数中。
34
35
36 </script>
37 </body>
38 </html>
