{
  "value": "A handler function that is invoked when the element that the directive is attached to enters or leaves the visible browser area, or an object of [IntersectionObserver options](https://developer.mozilla.org/en-US/docs/Web/API/IntersectionObserver/IntersectionObserver).",
  "modifiers": {
    "once": "The handler function is only invoked once, the first time the element is visible.",
    "quiet": "Will not invoke the handler function if the element is visible when the IntersectionObserver is created."
  }
}
