Online PHP editor | refs for 4dq0P

<?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); function mapArrayToBin(array $values) { $bin_value = 0; if (is_array($values)) { foreach (array_keys($values) as $val) { $bin_value += (1 << ($val - 1)); } } return $bin_value; } var_dump(mapArrayToBin($array));