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RegularExpressionAttribute.FormatErrorMessage Method

Formats the error message to display if the regular expression validation fails.

Namespace:  System.ComponentModel.DataAnnotations
Assembly:  System.ComponentModel.DataAnnotations (in System.ComponentModel.DataAnnotations.dll)

public override string FormatErrorMessage(
	string name
)

Parameters

name
Type: System.String

The name of the field that caused the validation failure.

Return Value

Type: System.String
The formatted error message.

The FormatErrorMessage creates the error message by using the name of the data field that caused the validation failure. You can override this method in custom validation attributes to customize how errors are created or to provide a more complex message that contains parameters that you evaluate at run time.

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.

.NET Framework

Supported in: 3.5 SP1
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