name : HelperInterface.php <?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Templating\Helper; /** * HelperInterface is the interface all helpers must implement. * * @author Fabien Potencier <fabien@symfony.com> * * @api */ interface HelperInterface { /** * Returns the canonical name of this helper. * * @return string The canonical name * * @api */ public function getName(); /** * Sets the default charset. * * @param string $charset The charset * * @api */ public function setCharset($charset); /** * Gets the default charset. * * @return string The default charset * * @api */ public function getCharset(); }