public static function salts($length)
    {
        $chars = array_merge(range(0, 9), range('a', 'z'), range('A', 'Z'));
        $stringlength = count($chars); //Used Count because its array now
        $randomString = '';
        for ($i = 0; $i < $length; $i++) {
            $randomString .= $chars[rand(0, $stringlength - 1)];
        }

        return $randomString;
    }