showColumn
This property allows you to show a column which has been previously hidden. The method accept a single argument which represents index of the tablecolumn that will be shown. Basically used when you need to display a hidden column on the client.
<script type="text/javascript">
function onDataBound(sender, args) {
var masterTableView = sender.get_masterTableView();
var columnIndex = masterTableView.getColumnByUniqueName("ProductID").get_element().cellIndex;
masterTableView.showColumn(columnIndex);
}
</script>
<telerik:RadGrid RenderMode="Lightweight" ID="RadGrid1" runat="server" AllowPaging="true" AllowSorting="true"
AllowFilteringByColumn="true" PageSize="5">
<MasterTableView ClientDataKeyNames="ProductID" CommandItemDisplay="Top">
<Columns>
<telerik:GridBoundColumn DataField="ProductID" HeaderText="ProductID" UniqueName="ProductID"
DataType="System.Int32" Display="false" />
<telerik:GridBoundColumn DataField="ProductName" HeaderText="ProductName" UniqueName="ProductName"
DataType="System.String" />
<telerik:GridBoundColumn DataField="CategoryID" HeaderText="CategoryID" UniqueName="CategoryID"
DataType="System.Int32" />
<telerik:GridNumericColumn DataField="UnitPrice" DataType="System.Decimal" NumericType="Currency"
HeaderText="UnitPrice Numeric" SortExpression="UnitPrice">
</telerik:GridNumericColumn>
<telerik:GridNumericColumn DataField="UnitsInStock" HeaderText="UnitsInStock" UniqueName="UnitsInStock"
DataType="System.Int16" />
<telerik:GridCheckBoxColumn DataField="Discontinued" HeaderText="Discontinued" UniqueName="Discontinued"
DataType="System.Boolean" />
</Columns>
</MasterTableView>
<ClientSettings>
<ClientEvents OnDataBound="onDataBound" />
<DataBinding Location="http://demos.kendoui.com/service/Northwind.svc" ResponseType="JSONP">
<DataService TableName="Products" Type="OData" />
</DataBinding>
</ClientSettings>
</telerik:RadGrid>