3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $data = array( 'key' => 'value' ); $data = array_map($data, function ($value) { return 'hithere' . $value; }); var_dump($data);
Output for 5.3.0 - 5.6.28, 7.0.0 - 7.1.0
Warning: array_map() expects parameter 1 to be a valid callback, array must have exactly two members in /in/co56f on line 9 NULL
Output for hhvm-3.10.0 - 3.12.0
Warning: Invalid argument: function: not a valid callback array Warning: array_map(): Argument #2 should be an array or collection NULL
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/co56f on line 7
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/co56f on line 7
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/co56f on line 7
Process exited with code 255.