y-event
v0.2.3
Published
Event system
Downloads
743
Readme
Intro
A event system could emit first, register later.
Or works as normal
Installation
npm i -D y-event
# or
yarn add --dev y-event
Usage
import event from 'y-event'
// emit first, register later
event.$always('event1')
event.$on('event1', () => {
console.log('event1 works') // event1 works
})
// normal use
event.$on('event2', (...args) => {
console.log('event2', ...args)
})
event.$emit('event2', 1, 2, 3) // event2, 1, 2, 3
// off
event.$off('event2')
event.$emit('event2') // nothing happens
// invoke once
event.$once('event3', () => {
console.log('event3')
})
event.$emit('event3') // 'event 3'
event.$emit('event3')
License
Copyright (c) 2017-present, Yuchen Liu