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run code in 150+ php & hhvm versions
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<?php function restructureArray3($array, $x) { while ($x) $return [] = array_splice($array, 0, ceil(sizeof($array) / $x--)); return array_map(function($return) { return implode(', ', $return); }, $return); } $array = range(1, 7); $x = 3; var_dump(restructureArray3($array, $x));
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
array(3) { [0]=> string(7) "1, 2, 3" [1]=> string(4) "4, 5" [2]=> string(4) "6, 7" }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/1eR8Z on line 6
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, expecting ')' in /in/1eR8Z on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/1eR8Z on line 6
Process exited with code 255.