3v4l.org

run code in 150+ php & hhvm versions
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<?php echo '<a href="https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fparse.com" target="_blank"> Share on Facebook </a>'; ?>
Output for 5.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
<a href="https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fparse.com" target="_blank"> Share on Facebook </a>
Output for hhvm-3.10.0

Process exited with code 153.