Gets the key of the element with the specified index in the collection.
            
            
            
Syntax
| Visual Basic (Declaration) |   | 
|---|
Public Overridable Function GetKey( _
   ByVal index As Integer _
) As String  | 
 
            Parameters
- index
 
- The zero-based index of the element.
 
            
            Return Value
The key of the element if the index is a valid one; otherwise, 
System.String.Empty.
 
            
						
            
            
            
            
            
            
            
Requirements
Target Platforms: Windows 2000 Professional (SP4), Windows 2000 Server, Windows 2003 Server (SP1), Windows 2008, Windows XP (SP2), Windows Vista, Windows 7, Windows 8
 
            
            
See Also