I’ll translate the full article, preserving its conversational tone and keeping the code ...

I’ll translate the full article, preserving its conversational tone and keeping the code examples unchanged.# Web Front-End Technologies Behind Anime-Style Live2D Mascot Girls By zhangxinxu, from https://www.zhangxinxu.com/wordpress/?p=7585 This article may be reproduced in full...

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);
});