Kendo Grid get All data 그리드 내 모든 데이터 가져오는 방법

var VersionIdArray = [];
             var entityGrid = $("#grid_top_list").data("kendoGrid");      
             var data = entityGrid.dataSource.data();
             var totalNumber = data.length;

             for(var i = 0; i<totalNumber; i++) {
                 var currentDataItem = data[i];
                 alert(currentDataItem.user_id)
                 VersionIdArray[i] = currentDataItem.user_id;
             }