Contact [email protected]

ExplainerNone

Specification
https://w3c.github.io/IntersectionObserver/#dom-intersectionobserver-scrollmargin

Summary

Intersection Observer scrollMargin allows developers to observe targets
inside nested scroll containers that are currently clipped away by the
scroll containers. This is achieved by expanding the container's clipping
rect by the scrollMargin when calculating the intersection.


Blink componentBlink
<https://bugs.chromium.org/p/chromium/issues/list?q=component:Blink>

Motivation

None


Initial public proposalNone

Search tagsIntersection Observer
<https://chromestatus.com/features#tags:Intersection%20Observer>,
scrollMargin <https://chromestatus.com/features#tags:scrollMargin>

TAG reviewNone

TAG review statusNot applicable

Risks


Interoperability and Compatibility

None


*Gecko*: Positive (https://github.com/w3c/IntersectionObserver/issues/431)

*WebKit*: Positive (https://github.com/w3c/IntersectionObserver/issues/431)

*Web developers*: Positive (
https://github.com/w3c/IntersectionObserver/issues/431)

*Other signals*:

WebView application risks

Does this intent deprecate or change behavior of existing APIs, such that
it has potentially high risk for Android WebView-based applications?

None


Debuggability

None


Is this feature fully tested by web-platform-tests
<https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md>
?Yes

Flag name on chrome://flagsIntersectionObserverScrollMargin

Finch feature nameNone

Non-finch justificationNone

Requires code in //chrome?False

Tracking bughttps://bugs.chromium.org/p/chromium/issues/detail?id=1469500

Estimated milestones
DevTrial on desktop 119
DevTrial on Android 119

Link to entry on the Chrome Platform Status
https://chromestatus.com/feature/5091020593430528

This intent message was generated by Chrome Platform Status
<https://chromestatus.com/>.

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