Assembly: System.Web (in system.web.dll)
A WebPartZoneBase that is a member of the collection.
Return ValueAn integer that indicates the position of a particular object in the collection.
The IndexOf method is useful if you have multiple WebPartZone zones on a Web Parts page, and you need to know the ordinal position of one zone relative to the other zones.
The following code example demonstrates the use of the IndexOf method. The complete code for the example, including a user control, a page containing the zones, and a partial class file that contains the code, is found in the Example section of the WebPartZoneCollection class overview.
The following section of code demonstrates usage of the IndexOf method. To execute the code, load the page in a browser, and click the WebPartZone1 Index button.
Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.