DataGrid Visible Column
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<!-- dpcontrols/DataGridVisibleColumn.mxml -->
<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"
xmlns:s="library://ns.adobe.com/flex/spark" xmlns:mx="library://ns.adobe.com/flex/mx">
<s:layout>
<s:VerticalLayout />
</s:layout>
<mx:DataGrid id="myDG" width="350">
<mx:ArrayList>
<mx:source>
<fx:Object Artist="Pavement" Price="11.99" Album="Slanted and Enchanted" />
<fx:Object Artist="Pavement" Album="Brighten the Corners"
Price="11.99" />
</mx:source>
</mx:ArrayList>
<mx:columns>
<mx:DataGridColumn dataField="Artist" />
<mx:DataGridColumn dataField="Album" />
<mx:DataGridColumn id="price" dataField="Price"
visible="false" />
</mx:columns>
</mx:DataGrid>
<!-- The column id property specifies the column to show.-->
<mx:Button label="Toggle Price Column" click="price.visible = !price.visible;" />
</s:Application>
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