IsPropertyDefined Method (ValidationProvider)

Retrieves a boolean value indicating whether the specified property has been explicitly set.

Syntax

Visual Basic
C#

'Declaration
 
Protected Function IsPropertyDefined( _

   ByVal key As Object _

) As Boolean

'Usage
 
Dim instance As ValidationProvider

Dim key As Object

Dim value As Boolean

 

value = instance.IsPropertyDefined(key)

protected bool IsPropertyDefined( 

   object key

)

Parameters

key: The property to evaluate.

Return Value

true if the property has been explicitly set; false otherwise.

Requirements

Target Platforms: 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

Reference

ValidationProvider Class
ValidationProvider Members