jQuery Form表单取值的方法

<form method='post' id="punishformID">      <input hidden="hidden" name="Stu" value=@Model.Stu>       <input hidden="hidden" name="StuRuleIDs" value=@Model.StuRuleIDs>    </form>  </div>  <div style="margin-top:20px; padding-left:300px;">    <button type="button" class="w-button w-button-submit" onclick="isagree();">确定</button>   </button>  </div>

function isagree() {  var obj = $('#punishformID').serialize();  $.ajax({    type: "POST",    url: "/Discipline/IsAgree",    data: obj,// 要提交的表单    success: function (msg) {      easyuiAlert(msg);    },    error: function (error) {      easyuiAlert(error);    }  });}