I’ll translate the article into English, preserving its structure, code examples, and inf...

I’ll translate the article into English, preserving its structure, code examples, and informal tone.# DOM Quiz #28 – Determining the Relative Order of DOM Nodes in a Document by zhangxinxu from https://www.zhangxinxu.com/wordpress/?p=8522 ## 1. The Question and What It Tests Que...

Code: Dispatching a CustomEvent

const event = new CustomEvent('show', {
  detail: { message: payload, sentAt: new Date().toLocaleTimeString() }
});

window.dispatchEvent(event);

Code: Listening for the Event Payload

window.addEventListener('show', (event) => {
  render(event.detail.message, event.detail.sentAt);
});