Online PHP editor | refs for 83jZU

<?php function is_divisible_by_3($n){ $digits = str_split($n); $total = 0; foreach ($digits as $digit) { $total += $digit; } if ($total == 3 || ($total % 3 == 0) ){ return true; } return false; } $num = 110001; if (is_divisible_by_3($num)){ echo $num, " is divisible by three."; }