3v4l.org

run code in 300+ PHP versions simultaneously
<?php $fisdap=1; while($fisdap++ && $fisdap<100){ $fisdap2=$fisdap; echo is_numeric($fisdap2/3) ? 'fis' : ''.PHP_EOL; echo is_numeric($fisdap2/5) ? 'dap' : ''.PHP_EOL; }

preferences:
26.71 ms | 404 KiB | 5 Q