3v4l.org

run code in 300+ PHP versions simultaneously
<?php $row = array(1, 2, 3, 4); echo " <h2>question</h2> <p>".chr(64 + $row[0])."</p> <h2>answer</h2> <p>".chr(64 + $row[1])."</p>";
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 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.30, 8.2.0 - 8.2.25, 8.3.0 - 8.3.13
<h2>question</h2> <p>A</p> <h2>answer</h2> <p>B</p>
preferences:
53.29 ms | 408 KiB | 5 Q