摘要:
class EventEmitter { constructor() { this.emitter = {} } on(eventName,cb) { if (this.emitter[eventName]) { this.emitter[eventName].push(cb) } else { this.emitter[eventName] = [] thi... 阅读全文
posted @ 2018-05-14 23:11
小小丶码农
阅读(773)
评论(0)
推荐(0)

浙公网安备 33010602011771号