3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $str=10; echo str;
based on FdOPr
Output for 7.2.0
Warning: Use of undefined constant str - assumed 'str' (this will throw an Error in a future version of PHP) in /in/fUbQO on line 4 str
Output for 5.3.20 - 7.1.10
Notice: Use of undefined constant str - assumed 'str' in /in/fUbQO on line 4 str