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ValidationAttribute Constructor (Func<String>)

Initializes a new instance of the ValidationAttribute class by using the function that enables access to validation resources.

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

protected ValidationAttribute(
	Func<string> errorMessageAccessor
)

Parameters

errorMessageAccessor
Type: System.Func<String>

The function that enables access to validation resources.

ExceptionCondition
[T:System:ArgumentNullException]

errorMessageAccessor is null.

This constructor provides a resource accessor function that is used by the ErrorMessageString property to retrieve an error message.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5 SP1

.NET Framework Client Profile

Supported in: 4

Portable Class Library

Supported in: Portable Class Library
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