Definition
Intersection Observer defines IntersectionObserverEntry
[Exposed=Window]
interface IntersectionObserverEntry {
constructor(IntersectionObserverEntryInit intersectionObserverEntryInit);
readonly attribute DOMHighResTimeStamp time;
readonly attribute DOMRectReadOnly? rootBounds;
readonly attribute DOMRectReadOnly boundingClientRect;
readonly attribute DOMRectReadOnly intersectionRect;
readonly attribute boolean isIntersecting;
readonly attribute boolean isVisible;
readonly attribute double intersectionRatio;
readonly attribute Element target;
};