项目用vue版本是2.0的，项目中用到es6

首先需要在data里面定义页面的高度

把window.onresize事件挂在到mounted

<div class="jb51code">
<pre class="brush:js;">
mounted() {
const that = this
window.onresize = () => {
return (() => {
window.fullHeight = document.documentElement.clientHeight
that.fullHeight = window.fullHeight
})()
}
}