'Declaration
 
Protected Overridable Sub OnValueFormatChanged( _
   ByVal oldValue As MaskedTextBoxValueFormat, _
   ByVal newValue As MaskedTextBoxValueFormat _
) 

'Usage
 
Dim instance As MaskedTextBox
Dim oldValue As MaskedTextBoxValueFormat
Dim newValue As MaskedTextBoxValueFormat
 
instance.OnValueFormatChanged(oldValue, newValue)

protected virtual void OnValueFormatChanged( 
   MaskedTextBoxValueFormat oldValue,
   MaskedTextBoxValueFormat newValue
)

Parameters

oldValue

newValue

Target Platforms: Windows 11, Windows 10, 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

MaskedTextBox Class
MaskedTextBox Members