3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $c['asd'] = 'asd'; echo "asd asd '{$c[asd]}'";
Output for 7.2.0
Warning: Use of undefined constant asd - assumed 'asd' (this will throw an Error in a future version of PHP) in /in/3QrpO on line 3 asd asd 'asd'
Output for 4.3.0 - 7.1.7
Notice: Use of undefined constant asd - assumed 'asd' in /in/3QrpO on line 3 asd asd 'asd'