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);
