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- 'use strict'
- const { EventEmitter } = require('events')
- function print(evt) {
- console.log('#####')
- console.log('Event: ', evt.name)
- if (evt.data) {
- console.log(evt.data)
- }
- console.log('#####')
- }
- const ee = new EventEmitter()
- ee.on('start', print)
- ee.on('data', print)
- ee.('end', print)
- ee.emit('start', { name: 'start' })
- ee.emit('data', { name: 'data', data: 'EVENT DATA ...' })
- ee.emit('end', { name: 'end'})
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