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run code in 150+ php & hhvm versions
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<?php /** * * @param array $map * @param array $array * @return array */ function array_remap(array $map, array $array) { return array_combine(array_keys($map), array_map(function ($key) use ($array) { if (array_key_exists($key, $array)) { return $array[$key]; } return null; }, $map)); } var_dump(array_remap([ 'a' => 10, 'b' => 11, 'c' => 12, 'd' => 13, 'e' => 14, ], [ 10 => 'foo', 12 => 'bar', 14 => 'qux', ]));
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
array(5) { ["a"]=> string(3) "foo" ["b"]=> NULL ["c"]=> string(3) "bar" ["d"]=> NULL ["e"]=> string(3) "qux" }
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ')' in /in/EPDYi on line 19
Process exited with code 255.
Output for 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/EPDYi on line 11
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/EPDYi on line 9
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_ARRAY, expecting ')' in /in/EPDYi on line 9
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_ARRAY, expecting ')' in /in/EPDYi on line 9
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/EPDYi on line 9
Process exited with code 255.