摘要: function Emitter(){ this._listener = []; } Emitter.prototype.bind = function(eventName, callback){ let listener = this._listener[eventName] || []; listener.push(callback); this._listener[eventN... 阅读全文
posted @ 2018-05-25 09:27 MakeCoder 阅读(1025) 评论(0) 推荐(0) 编辑