TreeNodeCollection::IndexOf Method
Determines the index of the specified TreeNode object.
Assembly: System.Web (in System.Web.dll)
Parameters
- value
- Type: System.Web.UI.WebControls::TreeNode
The TreeNode object to locate.
Return Value
Type: System::Int32The zero-based index of the first occurrence of value within the TreeNodeCollection, if found; otherwise, -1.
Use the IndexOf method to determine the zero-based index of the specified TreeNode object in the TreeNodeCollection object. If the node is not in the collection, the method returns -1.
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If the specified node appears multiple times in the collection, the index of the first occurrence is returned. |
The following example demonstrates how to use the IndexOf method to determine the index of a root node. Notice that the Nodes property returns a TreeNodeCollection object.
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.
Note