TreeNodeCollection::Contains Method
Determines whether the specified TreeNode object is in the collection.
Assembly: System.Web (in System.Web.dll)
Parameters
- c
- Type: System.Web.UI.WebControls::TreeNode
The TreeNode object to find.
Return Value
Type: System::Booleantrue 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.
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.