setGroupOpenPrefix('OPEN '); $console->setGroupOpenPrefix('CLOSE '); $console->output('Before group'); $console->openGroup('Main'); $console->output('If you see this message' . PHP_EOL . 'It\'s OK'); $console->openGroup(); $console->output('An unamed group'); $console->output('A message ignoring indentation', true); $console->closeGroup(); $console->closeGroup(); $console->output('After group');