Purpose With DeleteStructure you can delete a structured variable. It removes both the content and the structure. . 
Examples

Further examples 		DeleteStructure V[customerinfo]

The variable V[customerinfo] is no longer a structured variable and all components are deleted.
 
If you want to delete the content and keep the structure, use Clear V[customerinfo].
Format DeleteStructure V[strname] 
Components GuiXT + InputAssistant