3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php sprintf('<a href="%s">%s</a>', xyz, 10 > 20 ? "a" : "b");
Output for 7.2.0
Warning: Use of undefined constant xyz - assumed 'xyz' (this will throw an Error in a future version of PHP) in /in/kWtXH on line 3
Output for 5.3.19 - 7.1.10
Notice: Use of undefined constant xyz - assumed 'xyz' in /in/kWtXH on line 3