Returns the index of the item with the specified key or null if none exists.
'Declaration
Public Function IndexOfKey( _
ByVal As _
) As Integer
Parameters
- key
- The key to locate
Return Value
The index of the item with the key or -1 if no item with the specified key exists
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2