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run code in 500+ 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 rfc.property-hooks, git.master, git.master_jit
<h2>question</h2> <p>A</p> <h2>answer</h2> <p>B</p>

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