jquery获取表单中的数据

   

    

     

      

     
     

      

       <form>
      
     
    

     

      

     
     

      
 
      
     
    

     

      

     
     

      

                       <input name="username" type="text"/>
      
     
    

     

      

     
     

      
 
      
     
    

     

      

     
     

      

                       <input name="password" type="password"/>
      
     
    

     

      

     
     

      
 
      
     
    

     

      

     
     

      

                       <input id="submitButton" type="button" value="submit">
      
     
    

     

      

     
     

      
 
      
     
    

     

      

     
     

      

                   </form>
      
     
    

     

      

     
     

      
 
      
     
    

     

      

     
     

      

                    $("#submitButton").click(function(){
      
     
    

     

      

     
     

      

                           var data = {};
      
     
    

     

      

     
     

      

       	            var t = $('form').serializeArray();
      
     
    

     

      

     
     

      

       	            $.each(t, function() {
      
     
    

     

      

     
     

      

       	                 data [this.name] = this.value;
      
     
    

     

      

     
     

      

       	            });
      
     
    

     

      

     
     

      

       	            alert(JSON.stringify(data));
      
     
    

     

      

     
     

      

                   });