3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php implode('', array_walk(explode('_', 'tot_to_le_hero'), function($value) { return $value = ucfirst($value); }));
Output for 7.0.0 - 7.3.0beta1
Notice: Only variables should be passed by reference in /in/nH17r on line 2 Warning: implode(): Invalid arguments passed in /in/nH17r on line 2
Output for hhvm-3.10.1 - 3.17.3
Warning: Invalid operand type was used: implode() expects a container as one of the arguments in /in/nH17r on line 2
Output for 5.3.0 - 5.6.30
Strict Standards: Only variables should be passed by reference in /in/nH17r on line 2 Warning: implode(): Invalid arguments passed in /in/nH17r on line 2
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/nH17r on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/nH17r on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/nH17r on line 2
Process exited with code 255.