3v4l.org

run code in 300+ PHP versions simultaneously
<?php $interval = new \DateInterval('P10M'); var_dump(property_exists($interval, 'm')); $x = $interval; var_dump(property_exists($interval, 'm')); echo '¯\_(ツ)_/¯' . PHP_EOL;
Output for 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 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 - 8.3.6
bool(true) bool(true) ¯\_(ツ)_/¯
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.6
bool(false) bool(false) ¯\_(ツ)_/¯
preferences:
177.58 ms | 402 KiB | 183 Q