HTMLify

class Solution {

    /**
     * @param Integer[] $nums
     * @return Integer
     */
    function arraySign($nums) {
        $p = 1;
        foreach($nums as $n){
            $p = $p * $n;
        }
        if($p > 0) return 1;
        else if($p < 0) return -1;
        else return 0;
    }
}