ContainsKey Method (BaseKeyCollection)

Determines whether the BaseKeyCollection contains a specific key.

Syntax

Visual Basic
C#

'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
)

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 Server 2012 R2, Windows 2008, Windows XP (SP2), Windows Vista, Windows 7, Windows 8, Windows 8.1, Windows 10

Reference

BaseKeyCollection Class
BaseKeyCollection Members