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<?php $string = '3-6,8,12,14-50'; $result = []; foreach (explode(',', $string) as $v) { if (sscanf($v, '%d-%d', $start, $end) === 1) { $result[] = $start; } else { array_push($result, ...range($start, $end)); } } var_export($result);
Output for git.master, git.master_jit, rfc.property-hooks
array ( 0 => 3, 1 => 4, 2 => 5, 3 => 6, 4 => 8, 5 => 12, 6 => 14, 7 => 15, 8 => 16, 9 => 17, 10 => 18, 11 => 19, 12 => 20, 13 => 21, 14 => 22, 15 => 23, 16 => 24, 17 => 25, 18 => 26, 19 => 27, 20 => 28, 21 => 29, 22 => 30, 23 => 31, 24 => 32, 25 => 33, 26 => 34, 27 => 35, 28 => 36, 29 => 37, 30 => 38, 31 => 39, 32 => 40, 33 => 41, 34 => 42, 35 => 43, 36 => 44, 37 => 45, 38 => 46, 39 => 47, 40 => 48, 41 => 49, 42 => 50, )

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