ExpressElement

2026-11-12 15:04

Express Element is used to render express payment buttons on the merchant page, helping buyers quickly select a payment method and complete the payment.

Note: Express Element is only responsible for rendering express payment buttons. To actually initiate a payment, call antom.confirmPayment(), and pass the ExpressElement instance as the elements parameter.

Method signature

When calling this method, use the following standard method signature format:

JavaScript

antom.createElement("express", options);

TypeScript

antom.createElement(elementType: 'express', options?: ExpressAppConfig): ExpressElement

Parameters

Parameter name	Type	Required	Description
elementType	String	Yes	Element type. In this scenario, pass in express, which is used for express payment buttons.
options	Object	No	Configuration object, including payment session data, payment amount, enabled payment methods, and the display styles of buttons for different payment methods.

Return value

This method returns an ExpressElement instance object, which provides methods such as mounting, unmounting, destroying, and registering event listeners:

Method name	Description
element.on()	Registers an event listener for the Element instance.
element.mount()	Used to mount the Element to the DOM.
element.destroy()	Destroys the current Element (cannot be mounted again).
element.unmount()	Unmounts the current Element (can be mounted again).
element.updateConfig()	Updates the Element configuration.