Assembly: System.Configuration (in system.configuration.dll)
The regex parameter contains the regular expression pattern that a string must match before it can be assigned to the decorated configuration-element property.
You use this constructor in the attributed model to ensure that the string value assigned to the related property contains only the allowed characters.
The following example shows how to use the RegexStringValidatorAttribute constructor.
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.