1 <!DOCTYPE html>
2 <html>
3 <head>
4 <meta charset="utf-8">
5 <meta name="viewport" content="width=device-width">
6 <title>jQuery 扩展 extend 回顾</title>
7 </head>
8 <body>
9 <script src="https://code.jquery.com/jquery-2.0.3.js"></script>
10
11 </body>
12 </html>
1 var a = $.extend(false,{b:'c'},{a:{name:'john'},c:'f'});
2
3 console.log(a);
4
5 var a = { };
6 var b = { c:{age:30,name:'john'},d:'4' };
7
8 var c = $.extend(true,a,b);
9 a.c.age=50;
10 a.d=3;
11 console.log(a.c.age);
12
13 console.log(c);
