JS pure front-end implementation for trimming, cutting, copying, playing, and uploading a...

JS pure front-end implementation for trimming, cutting, copying, playing, and uploading audio This article was published on Monday, July 27, 2020, at 23:51, under JS Examples. Here’s the background: users upload audio files, but often only a few dozen seconds are needed. Regular...

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);
});