fast_dom_insert_remove_by_edNewgate.js

function addDomNodes(nodeToAdd, nodeParentWhereNodeIsAdded, typeOfInsertion = "innerHtml"){
  return new Promise((resolve) => {
    requestAnimationFrame(() => {
      typeOfInsertion === "innerHtml" ? nodeParentWhereNodeIsAdded.innerHTML = nodeToAdd : nodeParentWhereNodeIsAdded.insertAdjacentHTML('beforeend', nodeToAdd);
      resolve(nodeParentWhereNodeIsAdded);
      }, nodeParentWhereNodeIsAdded);
  });
}

function removeDomNodes(domChildToRemove, domParent){
  return new Promise((resolve) => {
    requestAnimationFrame(() => {
      let childToRemove = domParent.removeChild(domChildToRemove);
        childToRemove = null;
        resolve(domParent);
      }, domParent);
    });
}

This haven't been created by me just what Edward Newgate wrote on this FB Post, https://www.facebook.com/zenbonzakura/posts/10211541195884689. This code snipped is described as a : "snipped for the fastest dom nodes insertion and the dom nodes safe deletion"

Nice