www.gusucode.com > Piwik 网站流量统计系统 v2.9.1PHP源码程序 > Piwik 网站流量统计系统 v2.9.1/How to install Piwik.html/piwik/vendor/symfony/console/Symfony/Component/Console/Question/ConfirmationQuestion.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\Console\Question; /** * Represents a yes/no question. * * @author Fabien Potencier <fabien@symfony.com> */ class ConfirmationQuestion extends Question { public function __construct($question, $default = true) { parent::__construct($question, (bool) $default); $this->setNormalizer($this->getDefaultNormalizer()); } private function getDefaultNormalizer() { $default = $this->getDefault(); return function ($answer) use ($default) { if (is_bool($answer)) { return $answer; } if (false === $default) { return $answer && 'y' === strtolower($answer[0]); } return !$answer || 'y' === strtolower($answer[0]); }; } }