3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $message = 'hello world'; $result = join('', array_map( function ($word) { return ucfirst(strrev($word)); }, explode('', $message) ) ); var_dump($result);
Output for 7.0.0 - 7.1.0
Warning: explode(): Empty delimiter in /in/0PobO on line 8 Warning: array_map(): Argument #2 should be an array in /in/0PobO on line 8 Warning: join(): Invalid arguments passed in /in/0PobO on line 8 NULL
Output for hhvm-3.10.0 - 3.13.2
Warning: Invalid argument: delimiter: (empty) in /in/0PobO on line 8 Warning: array_map(): Argument #2 should be an array or collection Warning: Invalid operand type was used: implode() expects a container as one of the arguments in /in/0PobO on line 10 NULL
Output for 5.3.0 - 5.6.28
Warning: explode(): Empty delimiter in /in/0PobO on line 8 Warning: array_map(): Argument #2 should be an array in /in/0PobO on line 9 Warning: join(): Invalid arguments passed in /in/0PobO on line 10 NULL
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/0PobO on line 5
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, expecting ')' in /in/0PobO on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/0PobO on line 5
Process exited with code 255.