安裝: npm install eventemitter3
使用:npm
triggerEvent: function () { new EventEmitter().on('someEvent', function (params) { alert(params) }); new EventEmitter().once('event-name', emitted, context); new EventEmitter().on('another-event', emitted, context); new EventEmitter().removeListener('another-event', emitted, context); }, emitted: function() { new EventEmitter().emit('someEvent', '觸發事件'); }