jQuery序列化表单为JSON对象详解编程语言

    <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>