page.getUtilityPageKey()Get the page key of a Webflow utility page.
Promise<null | UtilKey>
A promise that resolves to one of the following utility page keys, or null if the page is not a utility page:
'401' - Unauthorized access page'404' - Not found page'search' - Search results page'ecommerce-checkout' - Main checkout page'ecommerce-paypal-checkout' - PayPal checkout flow'ecommerce-confirmation' - Order confirmation page'usys-log-in' - User login page'usys-sign-up' - User registration page'usys-reset-password' - Password reset request page'usys-user-account' - User account management'usys-update-password' - Password update page'usys-access-denied' - Access denied error page