* * 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 */ interface HelperInterface { /** * Returns the canonical name of this helper. * * @return string The canonical name */ public function getName(); /** * Sets the default charset. * * @param string $charset The charset */ public function setCharset($charset); /** * Gets the default charset. * * @return string The default charset */ public function getCharset(); }