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Control.ControlCollection.ContainsKey Method

Determines whether the Control.ControlCollection contains an item with the specified key.

Namespace: System.Windows.Forms
Assembly: System.Windows.Forms (in system.windows.forms.dll)

public virtual bool ContainsKey (
	string key
)
public boolean ContainsKey (
	String key
)
public function ContainsKey (
	key : String
) : boolean
Not applicable.

Parameters

key

The key to locate in the Control.ControlCollection.

Return Value

true if the Control.ControlCollection contains an item with the specified key; otherwise, false.

The Name property of a Control corresponds to the key for a Control in the Control.ControlCollection.

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0

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