mounted(){window.addEventListener('keyup',this.handleKeyup)window.addEventListener('scroll',this.handleScroll)},methods:{// 键盘事件handleKeyup(event){conste=event||window.event||arguments.callee.caller.arguments[0]if(!e)returnconst{key,keyCode}=e console.log(keyCode)console.log(key)},// 滑轮事件handleScroll(){vare=document.body.scrollTop||document.documentElement.scrollTopif(!e)returnconsole.log(e)},//移除监控destroyed(){window.removeEventListener('keyup',this.handleKeyup)window.removeEventListener('scroll',this.handleScroll)},}