3v4l.org

run code in 300+ PHP versions simultaneously
<?php $min = 8; $end = 550; $step = 100; for($i=0; $i<$end; $i=$i+$step){ $firstNum = max($min,$i+ 1); $lastNum = $i + $step; echo $firstNum.' - '.$lastNum; echo "\n"; }

preferences:
69.32 ms | 402 KiB | 5 Q