- list items-sharp-sharp-sharp problem description
such as the title. The use of fullpage, in the project has an excess screen, and there is a requirement that the function is triggered when the excess screen is pulled down to a certain position, but the scroll event can never be triggered.
the environmental background of the problems and what methods you have tried
there are similar questions on the Internet, but there is no good implementation solution.
what result do you expect? What is the error message actually seen?
trigger function when the screen scrolls to a certain position