Determines whether the 
BaseKeyCollection contains a specific key.
            
            
            
Syntax
| Visual Basic (Declaration) |   | 
|---|
Public Overridable Function ContainsKey( _
   ByVal key As String _
) As Boolean  | 
 
            Parameters
- key
 
- The key to locate in the BaseKeyCollection.
 
            
            Return Value
true if the 
BaseKeyCollection contains an element with the specified key; otherwise, 
false.
 
            
						
            
            
            
            
            
            
            
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