3v4l.org

run code in 200+ php & hhvm versions
<?php $x = array(); if ( $x instanceof FooBarArrayIterator ) { echo 'true'; } else { echo 'false'; }
based on e9qF9
Output for 5.1.0 - 7.2.8
false
Output for 5.0.0 - 5.0.5
Fatal error: Class 'FooBarArrayIterator' not found in /in/SkMVd on line 5
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING in /in/SkMVd on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING in /in/SkMVd on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/SkMVd on line 5
Process exited with code 255.