JS Methods for Detecting Whether a Browser Supports a CSS Property

JS Methods for Detecting Whether a Browser Supports a CSS Property ## 1. Native `CSS.supports` Syntax Returns the boolean value `true` or `false`, used to detect whether a certain CSS property is supported. ### Syntax ```js CSS.supports(propertyName, value); CSS.supports(support...

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);
});