Android开发中通知栏推送如何在点击事件中传输数据

Answer 1

Activity1 uses startActivityForResult() to start Activity2.
Activity2 uses setResult() to set the data to be returned.
Activity1 uses onActivityResult() to collect the returned data and process it.

Answer 2

The description of the problem is not very detailed. You can describe it graphically or add a text description. I don’t understand what process needs to be implemented