3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $_GET["A"] = "A"; echo @$_GET["A"] ? this : "A";
Output for 7.2.0
Warning: Use of undefined constant this - assumed 'this' (this will throw an Error in a future version of PHP) in /in/vLYg8 on line 5 this
Output for 4.3.0 - 7.1.7
Notice: Use of undefined constant this - assumed 'this' in /in/vLYg8 on line 5 this