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TreeNodeBindingCollection.Contains Method

Determines whether the specified TreeNodeBinding object is in the collection.

Namespace:  System.Web.UI.WebControls
Assembly:  System.Web (in System.Web.dll)

public bool Contains(
	TreeNodeBinding binding

Return Value

Type: System.Boolean
true if the TreeNodeBinding is in the collection; otherwise, false.

Use the Contains method to determine whether a TreeNodeBinding object is contained in the TreeNodeBindingCollection object. This method is commonly used to test for the existence of a TreeNodeBinding object before performing a task, such as adding or removing a TreeNodeBinding from the collection.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0, 2.0

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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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