3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $b = 'Ai1ec_Class_Aiecfn'; echo strtolower( end( explode( $b, '_' ) ) );
Output for 7.0.0 - 7.1.0
Notice: Only variables should be passed by reference in /in/c1u4i on line 3 _
Output for 4.3.0 - 5.0.4, hhvm-3.10.0 - 3.12.0
_
Output for 5.1.0 - 5.6.28
Strict Standards: Only variables should be passed by reference in /in/c1u4i on line 3 _
Output for 5.0.5
Fatal error: Only variables can be passed by reference in /in/c1u4i on line 3
Process exited with code 255.