Provides validation of a string based on the rules provided by a regular expression.
Assembly: System.Configuration (in System.Configuration.dll)
The object contains the rules necessary to validate a string object based on a regular expression. The rules are established when an instance of the class is created.
Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98
The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.