jquery.datagrid隐藏列并取隐藏列的值

$(function(){  

           $("#tt").datagrid({  

               title:'pubs',  

               method:"GET",  

               width:690,  

               height:330,  

               url:'Handler2.ashx',  

               pagination:true, //分页  

               sortName:"stor_id",//排序设置  

               sortOrder:"asc",  

               remoteSort:false, //排序必须有  

               idField:'stor_id',  

               frozenColumns:[[  

                   {field:'ck',checkbox:true}  

               ]],  

               columns:[[  

                  // {field:'stor_id',title:'ID',width:50,sortable:true},    

                 //隐藏一列，在选中某一行时，依旧可以获取该列值，如onDblClick中的方法  

                   {field:'stor_name',title:'name',width:100,sortable:true,  

                       sorter:function(a,b,order)  

                               {  

                                   return(a>b?1:-1)*(order=='asc'?1:-1);  

                               }  

                      },  

                   {field:'stor_address',title:'address',width:150},  

                   {field:'city',title:'city',width:100},  

                   {field:'state',title:'state',width:100},  

                   {field:'zip',title:'postzip',width:100}  

               ]],  

             onDblClickRow:function(){  

               var selectedRow=$('#tt').datagrid('getSelected');  

               if(selectedRow)  

               alert(selectedRow.stor_id); //获取隐藏列的值  

             }  

          })  

        })