bottomVisible

Checks if the bottom of the page is visible.

Use scrollY, scrollHeight and clientHeight to determine if the bottom of the page is visible.

const bottomVisible = () =>
  document.documentElement.clientHeight + window.scrollY >=
  (document.documentElement.scrollHeight ||
    document.documentElement.clientHeight);

bottomVisible(); // true

Last updated 15 September 2026 · Edit this page