3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Filesystem { const DISABLED = 0; const DEBUG = 1; const INFO = 2; const WARN = 4; const ERROR = 8; private static $ERROR_LEVELS = array(self::DISABLED, self::DEBUG, self::INFO, self::WARN, self::ERROR); public static $DEFAULT_LEVEL = self::DEBUG | self::INFO; }
Output for 5.6.0 - 5.6.30, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
Output for 5.3.28 - 5.3.29, 5.4.18 - 5.4.45, 5.5.0 - 5.5.38
Parse error: syntax error, unexpected '|', expecting ',' or ';' in /in/jdVLa on line 11
Process exited with code 255.
Output for 5.3.0 - 5.3.27, 5.4.0 - 5.4.17
Parse error: syntax error, unexpected '|', expecting ',' or ';' in /in/ZWop9 on line 11
Process exited with code 255.
preferences:
226.62 ms | 402 KiB | 320 Q