Card 1

Test for onevent element which binds prev task with onenterforward event

Clicking "Go" will cause it to jump to the card2, but which binds prev task to onenterforward event within onevent element, as a result, it will jump back to card 1
Go

Card 2

Test for onevent element which binds prev task with onenterforward event

This is card2. When card 2 is entered forward, it will jump back to the previous page