.IList .IndexOf Method
This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.
Returns the index of the specified tree node in the collection.
System .Int32 The zero-based index of the item found in the tree node collection; otherwise, -1. Implements IList .IndexOf(Object)
node is not a , the TreeNode method returns -1. Therefore, you cannot pass in a string to find the node that has the value of the string as its IList .IndexOf property. Text .NET Framework
Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0
.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.