ContainsKey Method (BaseKeyCollection)

Determines whether the BaseKeyCollection contains a specific key.

Syntax

'Declaration
 
Public Overridable Function ContainsKey( _
   ByVal key As String _
) As Boolean

'Usage
 
Dim instance As BaseKeyCollection
Dim key As String
Dim value As Boolean
 
value = instance.ContainsKey(key)

public virtual bool ContainsKey( 
   string key
)

true if the BaseKeyCollection contains an element with the specified key; otherwise, false.