3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $arr['data_|_multilanguage_|_en_|_field'] = 23; $arr['data_|_multilanguage_|_de_|_field'] = 27; $delimiter = '_|_'; $result = array_reduce(array_keys($arr), function(&$c, $x) use ($delimiter, $arr) { $ref = &$c; foreach(explode($delimiter, $x) as $field) { $ref = &$ref[$field]; } $ref = $arr[$x]; return $c; }, []); var_dump($result);
Output for 5.4.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
array(1) { ["data"]=> array(1) { ["multilanguage"]=> array(2) { ["en"]=> array(1) { ["field"]=> int(23) } ["de"]=> array(1) { ["field"]=> int(27) } } } }
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/vlAOF on line 17
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/vlAOF on line 8
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/vlAOF on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/vlAOF on line 8
Process exited with code 255.