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Home >Web Front-end >JS Tutorial >Implementation principle and process of rolling delayed loading images on native Js page_javascript skills

Implementation principle and process of rolling delayed loading images on native Js page_javascript skills

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2016-05-16 17:31:331107browse
Principle and process
1. Page scrolling loading event
2. Get the top value of the element on the page and determine when to display the image based on the position of the scroll bar
3. Get the element collection to load Delete the past pictures from the collection
Effect preview: http://jsfiddle.net/dtdxrk/SkYNq/embedded/result/
Copy code The code is as follows:





Native Js page scrolling delayed loading image







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