How do I open a file with the default text editor?

Question

I want to open a *.conf file. I want to open this file with the standard Windows editor (e.g., notepad.exe).

I currently have this ShellExecute code:

Answer 1

use

ShellExecute(0, 'Open', PChar(AFile), nil, '', 1{SW_SHOWNORMAL});

in Delphi DX10 this function defined in

Winapi.ShellAPI