data(){
return{
winHeight:window.innerHeight,
}
},
mounted(){
//挂载浏览器高度获取方法
const that =this
window.onresize = () => {
return (() => {
that.winHeight = window.innerHeight
})()
}
this.$refs.nav.style.height=this.winHeight+'px'
},
watch:{
//监控浏览器高度变化
winHeight(val){
this.winHeight =val
this.$refs.nav.style.height=this.winHeight+'px'
}
}
