preload()
preload() is called by the merchant application to preload WebApp page and KYC page resources, accelerating subsequent payment or card-binding processes.
Notes:
- This method is static and can be called without creating an instance.
- It is recommended to call them early before creating payment or vaulting sessions to speed up the rendering of the checkout page.
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static Future<void> preload()Parameters
This method has no parameters.
Return value
This method returns a Future<void> value to represent the asynchronous execution state of the preloading operation. After preloading is complete, Future ends but does not return the specific result.