jQuery 扩展 extend 回顾 

 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);

 

posted @ 2018-10-16 19:16  johnhery  阅读(106)  评论(0)    收藏  举报