'Declaration
 
Public Overloads Shared Function Show( _
   ByVal ownerWindowHandle As IntPtr, _
   ByVal messageText As String, _
   ByVal caption As String _
) As MessageBoxResult

'Usage
 
Dim ownerWindowHandle As IntPtr
Dim messageText As String
Dim caption As String
Dim value As MessageBoxResult
 
value = MessageBox.Show(ownerWindowHandle, messageText, caption)

public static MessageBoxResult Show( 
   IntPtr ownerWindowHandle,
   string messageText,
   string caption
)

Parameters

ownerWindowHandle

An IntPtr that specifies the handle of the window that owns this MessageBox.

messageText

A string that specifies the text to display.

caption

A string that specifies the title bar caption 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