UserControlDesigner.GetDesignTimeHtml Method      
Definition
Important
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Gets the HTML markup that is used to represent the user control at design time.
public:
 override System::String ^ GetDesignTimeHtml();public override string GetDesignTimeHtml();override this.GetDesignTimeHtml : unit -> stringPublic Overrides Function GetDesignTimeHtml () As StringReturns
The markup that is used to represent the control at design time.
Exceptions
The ID property of a child control is empty or null.