easyui-combobox默认值绑定

easyui-combobox默认值绑定

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$('#combox_role').combobox({
     panelHeight: 100,
     url: '../../Handler/GetComboxItems.ashx?type=0',
     valueField: 'RoleId',
     textField: 'RoleName',
     onLoadSuccess: function () {
         var oData = $(this).combobox('getData');
         for (var item in oData[0]) {
             if (item == "RoleId") {
                 $(this).combobox("select", oData[0][item]);
             }
         }
     }
 });

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还可以通过下面的方式绑定默认值