'Declaration
 
Protected Overridable Sub OnFormatPatternChanged( _
   ByVal oldValue As DateTimeFormatPattern, _
   ByVal newValue As DateTimeFormatPattern _
) 

'Usage
 
Dim instance As DateTimeUpDown
Dim oldValue As DateTimeFormatPattern
Dim newValue As DateTimeFormatPattern
 
instance.OnFormatPatternChanged(oldValue, newValue)

protected virtual void OnFormatPatternChanged( 
   DateTimeFormatPattern oldValue,
   DateTimeFormatPattern 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

DateTimeUpDown Class
DateTimeUpDown Members