3v4l.org

run code in 300+ PHP versions simultaneously
<?php $queue = 'amq.get-asddasdassda'; if (substr($queue, 0, 7) === 'amq.gen') { echo '1'; return; } echo '2';
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 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
2
preferences:
246.26 ms | 403 KiB | 291 Q