3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $test = 'abc'; var_dump($test['whatever']); //var_dump(isset($test['whatever']));
Output for 5.4.0 - 5.6.28, 7.0.0 - 7.1.0
Warning: Illegal string offset 'whatever' in /in/5EVd0 on line 3 string(1) "a"
Output for 4.3.0 - 5.0.5, 5.1.1 - 5.3.29, hhvm-3.10.0 - 3.12.0
string(1) "a"
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/5EVd0 on line 4
Process exited with code 255.