3v4l.org

run code in 300+ PHP versions simultaneously
<?php for ($i = 65; $i <= 126; $i++) { $j=$i; If($j >90){ $k = (($j-65)/26); //echo $k; $j=$j-26; echo $j; //echo chr($k*65-26); } echo chr($j)."<br>\n"; } ?>

preferences:
41.99 ms | 402 KiB | 5 Q