numRowsGreatherThanOne2

function numRowsGreatherThanOne($sql, $parameters) {

    $conn = getConnection(); //Function I made that returns a connection

    $stmt = $conn->prepare($sql);
    call_user_func_array([$stmt, "bind_param"], $parameters);
    $stmt->execute();
    $stmt->store_result();

    if ($stmt->num_rows > 1) {
        return true;
    }

    else {
        return false;
    }

}

$username = "User123";
$password = "Secret";

numRowsGreatherThanOne("SELECT * FROM users WHERE username=? AND password=?", ["ss", $username, $password]);