- beforeRouteEnter // this拿不到
- 进入组件之前
- beforeRouteUpdate (2.2 新增)
- 离开组件之后
- beforeRouteLeave
- 该组件被复用时调用
beforeRouteEnter(to, from, next) {
next(vm => {
vm.$store.dispatch("newtitle","登录")
})
},