name : ToStringFormat.php <?php /** * This file is part of the Carbon package. * * (c) Brian Nesbitt <brian@nesbot.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Carbon\Traits; use Closure; /** * Trait ToStringFormat. * * Handle global format customization for string cast of the object. */ trait ToStringFormat { /** * Format to use for __toString method when type juggling occurs. * * @var string|Closure|null */ protected static $toStringFormat; /** * Reset the format used to the default when type juggling a Carbon instance to a string * * @return void */ public static function resetToStringFormat() { static::setToStringFormat(null); } /** * @deprecated To avoid conflict between different third-party libraries, static setters should not be used. * You should rather let Carbon object being cast to string with DEFAULT_TO_STRING_FORMAT, and * use other method or custom format passed to format() method if you need to dump another string * format. * * Set the default format used when type juggling a Carbon instance to a string. * * @param string|Closure|null $format * * @return void */ public static function setToStringFormat($format) { static::$toStringFormat = $format; } }