Intersectionobserver polyfill example.
A polyfill for IntersectionObserver.
Intersectionobserver polyfill example. Start using intersection-observer in your project by running `npm i intersection-observer`. The values given are: rootMargin: '0px 0px -100% 0px' This pushes the bottom margin of the root’s boundary to the top of the root Monitor if a component is inside the viewport, using IntersectionObserver API. The examples below show various ways to add the IntersectionObserver polyfill to your site. This is accomplished by making use of an interesting quirk of the DOM when giving a specific rootMargin to the observer. Latest version: 0. This observer watches for changes in the intersection of the target element with the viewport and triggers a callback function whenever a change is detected. A React hook for the IntersectionObserver API that uses a polyfill when the native API is not available The Intersection Observer API provides a way to asynchronously observe changes in the intersection of a target element with an ancestor element or with a top-level document's viewport. Animations are internally provided by Emotion and implemented as CSS Animations to benefit from hardware acceleration. Aug 25, 2019 · While the Intersection Observer API is currently supported by all major browsers, you may need to add a polyfill or write alternate logic if you need to support IE11 or below. There are 1183 other projects in the npm registry using intersection-observer. Aug 12, 2025 · See also Intersection Observer polyfill Timing element visibility with the Intersection Observer API IntersectionObserver and IntersectionObserverEntry The examples below show various ways to add the `IntersectionObserver` polyfill to your site. Use this online intersection-observer-polyfill playground to view and fork intersection-observer-polyfill example apps and templates on CodeSandbox. If you appreciate the work, consider starring the repo! React Awesome Reveal is a library for React apps written in TypeScript that adds reveal animations using the Intersection Observer API to detect when the elements appear in the viewport. There are 1181 other projects in the npm registry using intersection-observer. 1. Start using intersection-observer-polyfill in your project by running `npm i intersection-observer-polyfill`. 0, last published: 9 years ago. Sep 24, 2019 · This is an example of detecting when a sticky element is at the top of the scrolling container so a class name can be applied to the element. There are 1288 other projects in the npm registry using react-intersection-observer. 2, last published: 2 years ago. Start using react-intersection-observer in your project by running `npm i react-intersection-observer`. Latest version: 9. 2, last published: 3 years ago. 16. Apr 4, 2024 · Intersection Observer Polyfill Discover the full code on my GitHub repository at Intersection-observer-polyfill. There are 29 other projects in the npm registry using intersection-observer-polyfill. . 12. A polyfill of IntersectionObserver API. A polyfill for IntersectionObserver. Be sure to include the polyfill prior to referencing it anywhere in your JavaScript code. Mar 27, 2024 · Understanding the IntersectionObserver API syntax The IntersectionObserver API works by creating an observer object that is tied to a specific element on the page. 0, last published: 5 months ago. uhcxlrmgkgbaxrgyhofexypbarzejbtaniffobczzdpfnggvu