<?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. */namespaceSymfony\Component\Mime\Encoder;/** * @author Chris Corbyn */interfaceEncoderInterface{/** * Encode a given string to produce an encoded string. * * @param int $firstLineOffset if first line needs to be shorter * @param int $maxLineLength - 0 indicates the default length for this encoding */publicfunctionencodeString(string$string,?string$charset='utf-8',int$firstLineOffset=0,int$maxLineLength=0):string;}