Validate(Object,Type,ValueConstraintFlags,IFormatProvider,String,String) Method

Returns true if the argument is considered valid with regards to the current constraint settings.

Syntax

Visual Basic

'Declaration
 
Public Overloads Function Validate( _
   ByVal dataValue As Object, _
   ByVal targetType As Type, _
   ByVal constraintFlags As ValueConstraintFlags, _
   ByVal formatProvider As IFormatProvider, _
   ByVal formatString As String, _
   ByRef errorMessage As String _
) As Boolean

C#

public bool Validate( 
   object dataValue,
   Type targetType,
   ValueConstraintFlags constraintFlags,
   IFormatProvider formatProvider,
   string formatString,
   ref string errorMessage
)

Parameters

dataValue

The data value to validate.

targetType

A Type object representing the data type which the 'dataValue' should be validated as.

constraintFlags

A bit flag which indicates which constraints to apply during validation.

formatProvider

An IFormatProvider used when converting values to and from strings.

formatString

A format string to use when converting values to and from strings.

errorMessage

If the data value is invalid, this out param will reference an error message.

Return Value

Returns true if the input value satisfies all of the applicable constraints set on this object, else false.

Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2