3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php array_map('print', range(1,10));
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, function 'print' not found or invalid function name in /in/dTNUV on line 3
Output for hhvm-3.10.0 - 3.12.0
Warning: array_map() expects parameter 1 to be a valid callback in /in/dTNUV on line 3
Output for 4.3.2 - 5.2.17
Warning: array_map(): The first argument, 'print', should be either NULL or a valid callback in /in/dTNUV on line 3
Output for 4.3.0 - 4.3.1
Warning: array_map() [http://www.php.net/function.array-map]: The first argument, 'print', should be either NULL or a valid callback in /in/dTNUV on line 3