微信小程序高度自适应

<view class="zhuti">		
</view>	
<view v-bind:style="{paddingTop:hei+'px'}">
</view>	

mounted() {
			var that = this
			const query = uni.createSelectorQuery().in(this);
			query.select('.zhuti').boundingClientRect(data => {
				console.log(data)
				that.hei = data.height

			}).exec();
		}