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A comment on Show HN: In-view.js – Get notified when DOM elements enter or exit the viewport. Parent comment

Re:Show HN: In-view.js – Get notified when DOM elements ente... by SimeVidas on Saturday August 27, 2016 @01:18PM (#12373220)
The repository you linked to, actually contains the official polyfill: https://github.com/WICG/IntersectionObserver/tree/gh-pages/p... (it should be about 6 KB minzipped)
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Re:Show HN: In-view.js – Get notified when DOM elements ente... by spankalee on Saturday August 27, 2016 @02:47PM (#12373602)
And the polyfill defers to the native implementation where available, like Chrome and Opera, for much better performance and responsiveness.
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