3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $parts = []; var_dump(trim($parts[1]) ?? null);
Output for 7.0.0 - 7.2.0
Notice: Undefined offset: 1 in /in/Sk5RI on line 5 string(0) ""
Output for 5.4.10 - 5.6.28
Parse error: syntax error, unexpected '?' in /in/Sk5RI on line 5
Process exited with code 255.
Output for 5.3.20 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/Sk5RI on line 3
Process exited with code 255.