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Menu.MenuItemCollection.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 name of the item to look for.

Return Value

Type: System.Boolean
true if the collection contains an item with the specified key, otherwise, false.

The Name property corresponds to the key for a MenuItem in the Menu.MenuItemCollection.

The key comparison is not case-sensitive. If the key parameter is null or an empty string, ContainsKey returns false.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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