Answers for "how to get x y position of an element"

javascript get div x y position

window.scrollY + document.querySelector('#elementId').getBoundingClientRect().top // Y

window.scrollX + document.querySelector('#elementId').getBoundingClientRect().left // X

how to get x y position of an element

function getOffset(el) {
  const rect = el.getBoundingClientRect();
  return {
    left: rect.left + window.scrollX,
    top: rect.top + window.scrollY
  };
}