jQuery序列化表单为JSON对象

<form id="myform">
<table>
<tr>
<td>姓名:</td>
<td> <input type="text" name="name" /> </td>
</tr>
<tr>
<td>性别:</td>
<td>
<input type="radio" name="sex" value="1"> 男
<input type="radio" name="sex" value="0"> 女
</td>
</tr>
<tr>
<td>年龄:</td>
<td>
<select name="age">
<option value="20">20</option>
<option value="21">21</option>
<option value="22">22</option>
</select>
</td>
</tr>
<tr>
<td>爱好</td>
<td>
<input type="checkbox" value="basketball" name="hobby">篮球
<input type="checkbox" value="volleyball" name="hobby">排球
<input type="checkbox" value="football" name="hobby">足球
<input type="checkbox" value="earth" name="hobby">地球
</td>
</tr>
<tr>
<td colspan="2">
<input type="button" id="ajaxBtn" value="提交" />
</td>
</tr>
</table>
</form>

<script type="text/javascript">

$(function() {
$("#ajaxBtn").click(function() {
var params = $("#myform").serializeObject(); //将表单序列化为JSON对象
console.info(params);
})
})

$.fn.serializeObject = function() {
var o = {};
var a = this.serializeArray();
$.each(a, function() {
if (o[this.name]) {
if (!o[this.name].push) {
o[this.name] = [ o[this.name] ];
}
o[this.name].push(this.value || '');
} else {
o[this.name] = this.value || '';
}
});
return o;
}
</script>