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RegularExpressionAttribute.IsValid Method
Visual Studio 2008
Checks whether the value entered by the user matches the regular expression pattern.
Assembly: System.ComponentModel.DataAnnotations (in System.ComponentModel.DataAnnotations.dll)
'Declaration Public Overrides Function IsValid ( _ value As Object _ ) As Boolean 'Usage Dim instance As RegularExpressionAttribute Dim value As Object Dim returnValue As Boolean returnValue = instance.IsValid(value)
Parameters
- value
- Type: System.Object
The data field value to validate.
| Exception | Condition |
|---|---|
| ValidationException | The data field value did not match the regular expression pattern. |
Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003
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.
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