首先开启监听事件
created(){
window.addEventListener('keydown', this.handleKeyDown, true)//开启监听键盘按下事件
},
键盘监听enter键登录
handleKeyDown (e) {
let key = null
if (window.event === undefined) {
key = e.keyCode
} else {
key = window.event.keyCode
} if (key === 13) {
this.submit() //调用登陆方法(触发登陆按钮)
}
},