Assembly: System.Web (in system.web.dll)
The ParserError value to add to the collection.
Return ValueThe index of the value within the collection; otherwise, -1 if the value is already in the collection.
Use the Add method to add an existing ParserError object to the collection. You cannot add the same ParserError object to the collection more than once. When you call the Add method using a ParserError object that is already in the collection, the addition fails and -1 is returned.
To add multiple objects to the collection, use the AddRange method.
Windows 98, Windows 2000 SP4, 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.