jQuery序列化表单为JSON对象

原文链接：https://www.cnblogs.com/exmyth/p/6947515.html

1. <form id="myform">  
2.     <table>  
3.         <tr>  
4.             <td>姓名:</td>  
5.             <td> <input type="text" name="name" /> </td>  
6.         </tr>  
7.         <tr>  
8.             <td>性别:</td>  
9.             <td>  
10.                 <input type="radio" name="sex" value="1"> 男  
11.                 <input type="radio" name="sex" value="0"> 女  
12.             </td>  
13.         </tr>  
14.         <tr>  
15.             <td>年龄:</td>  
16.             <td>  
17.                 <select name="age">  
18.                     <option value="20">20</option>  
19.                     <option value="21">21</option>  
20.                     <option value="22">22</option>  
21.                 </select>  
22.             </td>  
23.         </tr>  
24.         <tr>  
25.             <td>爱好</td>  
26.             <td>  
27.                 <input type="checkbox" value="basketball" name="hobby">篮球  
28.                 <input type="checkbox" value="volleyball" name="hobby">排球  
29.                 <input type="checkbox" value="football" name="hobby">足球  
30.                 <input type="checkbox" value="earth" name="hobby">地球  
31.             </td>  
32.         </tr>  
33.         <tr>  
34.             <td colspan="2">  
35.                 <input type="button" id="ajaxBtn" value="提交" />  
36.             </td>  
37.         </tr>  
38.     </table>  
39. </form>  

[javascript]  view plain  copy

1. <script type="text/javascript">  
2.       
3.     $(function() {  
4.         $("#ajaxBtn").click(function() {  
5.                 var params = $("#myform").serializeObject(); //将表单序列化为JSON对象   
6.                 console.info(params);  
7.             })  
8.     })  
9.   
10.     $.fn.serializeObject = function() {  
11.         var o = {};  
12.         var a = this.serializeArray();  
13.         $.each(a, function() {  
14.             if (o[this.name]) {  
15.                 if (!o[this.name].push) {  
16.                     o[this.name] = [ o[this.name] ];  
17.                 }  
18.                 o[this.name].push(this.value || '');  
19.             } else {  
20.                 o[this.name] = this.value || '';  
21.             }  
22.         });  
23.         return o;  
24.     }  
25. </script>  

上述serializeObject方法是将form序列化为JSON对象