js序列化表单

   //js方法：序列化表单    
   function serializeForm(form){
    var obj = {};
    $.each(form.serializeArray(),function(index){
     if(obj[this['name']]){
      obj[this['name']] = obj[this['name']] + ','+this['value'];
     } else {
      obj[this['name']] =this['value'];
     }
    });
    return obj;
   }