<?php /* * This file is part of Psy Shell. * * (c) 2012-2015 Justin Hileman * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Psy\Command; use Symfony\Component\Console\Input\InputInterface; use Symfony\Component\Console\Output\OutputInterface; /** * Clear the Psy Shell. * * Just what it says on the tin. */ class ClearCommand extends Command { /** * {@inheritdoc} */ protected function configure() { $this ->setName('clear') ->setDefinition(array()) ->setDescription('Clear the Psy Shell screen.') ->setHelp( <<<'HELP' Clear the Psy Shell screen. Pro Tip: If your PHP has readline support, you should be able to use ctrl+l too! HELP ); } /** * {@inheritdoc} */ protected function execute(InputInterface $input, OutputInterface $output) { $output->write(sprintf('%c[2J%c[0;0f', 27, 27)); } }