useEventBus
A basic event bus.
Package: @vueuse/core
Category: Utilities
Usage
import { useEventBus } from '@vueuse/core'
const bus = useEventBus<string>('news')
function listener(event: string) {
console.log(`news: ${event}`)
}
// listen to an event
const unsubscribe = bus.on(listener)
// fire an event
bus.emit('The Tokyo Olympics has begun')
// unregister the listener
unsubscribe()
// or
bus.off(listener)
// clearing all listeners
bus.reset()Returns
| Name | Type |
|---|---|
| on | Ref |
| once | Ref |
| off | Ref |
| emit | Ref |
| reset | Ref |