On Shipping Option Change

Shipping option change event paymentRequest.on(event: string, handler: function) The shippingoptionchange event is emitted from a PaymentRequest whenever the customer selects a new shipping option in the browser's payment interface. - event The name of the event. In this case, shippingoptionchange. - handler handler(event) => void is a callback function that you provide that will be called when the event is fired. When called it will be passed an event object with the following properties: - updateWith updateWith(updateDetails) => void is a Stripe.js provided function that is called with an UpdateDetails object to merge your updates into the current PaymentRequest object. Note that if you subscribe to shippingoptionchange events, then you must call updateWith within 30 seconds. - shippingOption The customer's selected ShippingOption. ### Example title Handle 'shippingoptionchange' event