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  • Introduction
  • Web API
    • TODO
    • Media Source Extentions
      • Interfaces
    • WebRTC
      • 架构概述
    • Intersection Observer API
      • 1.Concepts&Usage
      • 2.Polyfill
    • IndexedDB
      • Simple introduction
      • localforage
    • getUserMedia
      • introduction
  • Skills
    • TODO
    • Simple eventEmitter
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  1. Web API
  2. Intersection Observer API

2.Polyfill

Previous1.Concepts&UsageNextIndexedDB

Last updated 6 years ago

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IntersectionObserver

polyfill

file

cdn.profill.io

https://github.com/w3c/IntersectionObserver
https://github.com/w3c/IntersectionObserver/tree/master/polyfill
https://github.com/w3c/IntersectionObserver/blob/master/polyfill/intersection-observer.js
https://cdn.polyfill.io/v3/