3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php if (isset($_SESSION['username'])) { echo "Hello <b>{$_SESSION['username']}</b>"; } else { echo "Hello <b>Guest</b><br />"; echo "Would you like to login?"; }
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Hello <b>Guest</b><br />Would you like to login?