Lazy loading? Infinite scroll? Scroll animations?
Meet IntersectionObserver đź‘‹
React when elements enter or leave the viewport, no scroll event listeners.
â‹… Built-in debouncing
â‹… Works off the main thread
â‹… No performance overhead
Learn more 👇
https://developer.mozilla.org/en-US/docs/Web/API/Intersection_Observer_API
MDN Web Docs
@mdn@mastodon.social
The official MDN Web Docs account. We deliver the best web docs around. Visit → https://mdn.dev Contribute → https://mdn.dev/community
mastodon.social
MDN Web Docs
@mdn@mastodon.social
The official MDN Web Docs account. We deliver the best web docs around. Visit → https://mdn.dev Contribute → https://mdn.dev/community
mastodon.social
@mdn@mastodon.social
·
Mar 10, 2026
7
0
4
Loading comments...