3v4l.org

run code in 500+ PHP versions simultaneously
<?php $array = [ 2 => 5, 4 => 1, 8 => 3, 0 => 17, 9 => 2, 11 => 67 ]; $ranges = ['1-5', '6-10', '1000-5000']; var_export( array_reduce( $ranges, fn($result, $range) => $result + [$range => array_sum(array_intersect_key($array, array_flip(range(...sscanf($range, '%d-%d')))))], [] ) );
Output for 8.1.32 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.22, 8.5.0 - 8.5.7
array ( '1-5' => 6, '6-10' => 5, '1000-5000' => 0, )
preferences:
43.25 ms | 863 KiB | 4 Q