3v4l.org

run code in 300+ PHP versions simultaneously
<?php $start = "11:00"; $end = "13:30"; $tStart = strtotime($start); $tEnd = strtotime($end); $tNow = $tStart; while($tNow <= $tEnd){ echo date("H:i",$tNow)."\n"; $tNow = strtotime('+30 minutes',$tNow); } ?>
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 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
11:00 11:30 12:00 12:30 13:00 13:30
preferences:
257.06 ms | 404 KiB | 407 Q