$("#standardQueryBtn").click(function(){//點擊搜索按鈕的觸發(fā)事件      if($("#offerid").val() != ""){//判斷id搜索框的值是否為空        $("#dg").datagrid('load',{//調(diào)用load方法傳遞參數(shù)，從服務(wù)器加載新數(shù)據(jù)          "offer.id":$("#offerid").val(),//將搜索框的值賦給offer.id并傳到后端          "flag":'qid',//傳遞一個flag值用于判斷執(zhí)行何種操作          });          }else if($("#offername").val() != ""){//判斷name搜素框的值是否為空          $.post("${pageContext.request.contextPath}/OfferServlet",//通過ajax的post函數(shù)傳遞flag和offername值              {flag:"qname","offer.name":$("#offername").val()},              function(ons){//回調(diào)函數(shù)處理                var json = JSON.parse(ons);//將返回的字符串轉(zhuǎn)換為JSON                $('#dg').datagrid('loadData',json);//將表格數(shù)據(jù)初始化方式更新              });        }          });

 <div id="toolbar">    <a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="easyui-linkbutton" iconCls="icon-add" plain="true" onclick="newOffer()">新增商品</a>    <a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="easyui-linkbutton" iconCls="icon-edit" plain="true" onclick="editOffer()">編輯商品</a>    <a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="easyui-linkbutton" iconCls="icon-remove" plain="true" onclick="destroyOffer()">刪除商品</a><br>    商品ID：<input type="text" name="offer.id" id="offerid" />     商品名稱：<input type="text" id="offername"/>     <a id="standardQueryBtn" href="javascript:void(0)" rel="external nofollow" class="easyui-linkbutton" data-options="iconCls:'icon-search'">搜索</a>   </div>