3v4l.org

run code in 300+ PHP versions simultaneously
<?php $row = array(1, 2, 3, 4); echo " <h2>question</h2> <p>".chr(64 + $row)."</p> <h2>answer</h2> <p>".chr(64 + $row)."</p>";

preferences:
39.09 ms | 402 KiB | 5 Q