Help me solve this error
php script:
error found in line that contains $stmt->execute($params)
$username = filter_input(INPUT_POST, 'username', FILTER_SANITIZE_STRING);
$passwd = filter_input(INPUT_POST, 'passwd', FILTER_SANITIZE_STRING);
$sql = "SELECT * FROM users WHERE username=:username";
$stmt = $db->prepare($sql);
// bind parameter ke query
$params = array(
":username" => $username
);
$stmt->execute($params);
$user = $stmt->fetch(PDO::FETCH_ASSOC);