TreeNodeCollection.Contains Method

Determines whether the specified TreeNode object is in the collection.

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

public:
bool Contains (
	TreeNode^ c
)
public boolean Contains (
	TreeNode c
)
public function Contains (
	c : TreeNode
) : boolean
Not applicable.

Parameters

c

The TreeNode object to find.

Return Value

true if the specified TreeNode object is contained in the collection; otherwise, false.

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

The following example demonstrates how to use the Contains method to determine whether the selected node is in the Nodes collection. Notice that the Nodes property returns a TreeNodeCollection object.

No code example is currently available or this language may not be supported.

Windows 98, Windows Server 2000 SP4, 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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