3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $keys = array(1,2,3,6,9); //note that 9 does not exist as key in the $values array $values = array('000', '001', '002', '003', '004', '005', '006', '007'); $new = array_map( $keys, function( $key) use( $values) { return $values[ $key ]; }); var_dump( $new);
Output for 5.3.0 - 7.1.0
Warning: array_map() expects parameter 1 to be a valid callback, array must have exactly two members in /in/Go8HW on line 6 NULL
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/Go8HW on line 4
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/Go8HW on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/Go8HW on line 4
Process exited with code 255.