- Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
- 24
<?php
$array = ['+5', '+5', '+3', '+3', '+3', '+3', '+5', '+5'];
$total = 0;
foreach (array_count_values($array) as $value => $count) {
$total += $value * ($count - ($count > 1));
}
echo $total;