vue动态设置元素高度

vue代码：

<div :style="{ divWidth, height: divHeight}"></div>

data数据：

data() {
    //这里存放数据
    return {
        divHeight:0,
        divWidth:0
    }
},

created方法赋值

created(){
    let divWidth = document.body.clientWidth+"px";
    let divHeight = document.body.clientHeight-130+"px";
    this.divWidth = divWidth
    this.divHeight = divHeight
},