ObjectPascal
ShowMessage
Procedure
Display a string in a simple dialog with an OK button Dialogs unit
 procedure ShowMessage ( const Text : string ) ;
Description
The ShowMessage procedure displays a string of Text in a simple dialog with an OK button.
 
It is used to inform the user of some information - no decision is needed by the user.
 
Insert carriage return and line feed characters (#13#10) into the string to generate multi line message display.
Related commands
InputBox Display a dialog that asks for user text input, with default
InputQuery Display a dialog that asks for user text input
MessageDlg Displays a message, symbol, and selectable buttons
MessageDlgPos Displays a message plus buttons at a given screen position
PromptForFileName Shows a dialog allowing the user to select a file
ShowMessageFmt Display formatted data in a simple dialog with an OK button
ShowMessagePos Display a string in a simple dialog at a given screen position
 
Example code : Show single and multiple line text displays
begin
  // Show a simple message
  ShowMessage('Hello World');

  // Show a blank message
  ShowMessage('');

  // Split this into two lines
  ShowMessage('Hello '+#13#10+'World');
end;
Show full unit code
   Hello World
  
   Hello
   World