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ToolStripItemCollection.ContainsKey Method

Determines whether the collection 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
)

Parameters

key
Type: System.String

The key to locate in the ToolStripItemCollection.

Return Value

Type: System.Boolean
true if the ToolStripItemCollection contains a ToolStripItem with the specified key; otherwise, false.

The key parameter value corresponds to the ToolStripItem.Name property.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0, 2.0

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