Code Explainers

Code explainers tagged #event-delegation

function makeReorderableList(listEl, onReorder) {
  let draggedItem = null;
 
  listEl.addEventListener('dragstart', (e) => {

Drag-to-reorder lists with the HTML5 drag API

drag-and-drop event-delegation dom-manipulation

Intermediate 8 steps

javascript

function delegate(root, eventType, selector, handler) {
  const listener = (event) => {
    let node = event.target;
    while (node && node !== root) {

Event delegation with a clean teardown

event-delegation dom closures

Intermediate 8 steps