Online PHP editor | refs for sWTBO

<?php $array = array ( 0 => 110, 1 => 111, 2 => 112, 3 => 113, 4 => 109, 5 => 114, 6 => 115, 7 => 116, 8 => 117, 9 => 118, 10 => 120, 11 => 119, 12 => 121, 13 => 122, 14 => 123, 15 => 124, 16 => 125, 17 => 163, 18 => 164, 19 => 165, 20 => 166, 21 => 167, 22 => 168, 23 => 126, 24 => 127, 25 => 128, 26 => 129, 27 => 130, 28 => 131, 29 => 132, 30 => 149, 31 => 150, 32 => 151, ); function mapArrayToBin(array $values) { $bin_value = 0; if (is_array($values)) { foreach (array_keys($values) as $val) { $bin_value += (1 << ($val + 1 - 1)); } } return $bin_value; } var_dump(mapArrayToBin($array));