Online PHP editor | refs for b3GuZ

<?php echo Module::work('hello world.'), "\n"; echo MyModule::work('hello world.'); abstract class Module { private static $mask = '[[[%s]]]'; public static function work($it) { return preg_replace_callback('~\w+~', 'static::replace', $it); } protected static function replace($matches) { return sprintf(self::$mask, $matches[0]); } } abstract class MyModule extends Module { private static $mask = '{{{%s}}}'; protected static function replace($matches) { return sprintf(self::$mask, $matches[0]); } }