Web platform features explorer - Intersection observer visibility tracking

Web platform features explorer

The trackVisibility parameter for the IntersectionObserver constructor enables tracking the visibility of an element, to detect if it may be obscured by other content or visual effects. Also known as IntersectionObserver v2.

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Intersection Observer API

Specifications

Intersection Observer (#calculate-visibility-algo), from Web Applications Working Group (W3C).

Browser support (view on caniuse.com)

Chrome 74 Released on 2019-04-23
Chrome Android 74 Released on 2019-04-24
Edge 79 Released on 2020-01-15
Firefox ❌
Firefox for Android ❌
Safari ❌
Safari on iOS ❌

Usage (according to Chrome Platform Status)

~8.479% of page loads. More data at chromestatus.

Web Platform Tests (WPT)

View the latest WPT test results for this feature

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