'Declaration
 
Public Overloads Shared Function Show( _
   ByVal owner As Window, _
   ByVal messageText As String _
) As MessageBoxResult

'Usage
 
Dim owner As Window
Dim messageText As String
Dim value As MessageBoxResult
 
value = MessageBox.Show(owner, messageText)

public static MessageBoxResult Show( 
   Window owner,
   string messageText
)

Parameters

owner

A Window that represents the owner of the MessageBox.

messageText

A string that specifies the text to display.

Return Value

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

MessageBox Class
MessageBox Members
Overload List