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ValidationAttribute.Validate Method (Object, ValidationContext)

Validates the specified object.

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

public void Validate(
	Object value,
	ValidationContext validationContext
)

Parameters

value
Type: System.Object

The object to validate.

validationContext
Type: System.ComponentModel.DataAnnotations.ValidationContext

The ValidationContext object that describes the context where the validation checks are performed. This parameter cannot be null.

ExceptionCondition
ValidationException

Validation failed.

This method calls the IsValid method to determine whether the object that is specified by the value parameter is valid. If the Validate method returns false, this method calls the FormatErrorMessage method to get a localized message that states the problem. It then throws a ValidationException exception.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4

.NET Framework Client Profile

Supported in: 4

Portable Class Library

Supported in: Portable Class Library

.NET for Windows Store apps

Supported in: Windows 8

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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