Function find

modular/sortable.core.esm.js:217–230

(ctx, tagName, iterator)

  return matrixFn && new matrixFn(appliedTransforms);
}
function find(ctx, tagName, iterator) {
  if (ctx) {
    var list = ctx.getElementsByTagName(tagName),
      i = 0,
      n = list.length;
    if (iterator) {
      for (; i < n; i++) {
        iterator(list[i], i);
      }
    }
    return list;
  }
  return [];
}
function getWindowScrollingElement() {
  var scrollingElement = document.scrollingElement;
  if (scrollingElement) {