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OnValidate Method (CollectionBase<T>)


The object to validate.
Performs additional custom processes when validating a value.
Syntax
'Declaration
 
Protected Overrides Sub OnValidate( _
   ByVal value As Object _
) 
'Usage
 
Dim instance As CollectionBase(Of T)
Dim value As Object
 
instance.OnValidate(value)
protected override void OnValidate( 
   object value
)

Parameters

value
The object to validate.
Exceptions
ExceptionDescription
System.ArgumentNullExceptionvalue is null.
InvalidOperationExceptionThe collection is locked.
Requirements

Target Platforms: Windows 2000 Professional (SP4), Windows 2000 Server, Windows 2003 Server (SP1), Windows 2008, Windows XP (SP2), Windows Vista, Windows 7, Windows 8

See Also

Reference

CollectionBase<T> Class
CollectionBase<T> Members

 

 


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