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CustomValidationAttribute.FormatErrorMessage Method

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Applies formatting to an error message based on the data field where the error occurred.

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

Syntax

'Declaration
Public Overrides Function FormatErrorMessage ( _
    name As String _
) As String

public override string FormatErrorMessage(
    string name
)

Parameters

  • name
    Type: System.String
    The name to include in the formatted string which is the typically the value of the DisplayName property.

Return Value

Type: System.String
The formatted error message.

Exceptions

Exception Condition
InvalidOperationException

The attribute is not well-formed.

Version Information

Silverlight

Supported in: 5, 4, 3

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.