<scroll-view scroll-y="true" :scroll-top="scrollTop" @scroll="scroll"></scroll-view>

export default {
    data() {
        return {
            scrollTop: 0,
            old: {
                scrollTop: 0
    methods: {
        scroll: function(e) {
            this.old.scrollTop = e.detail.scrollTop
        goTop: function(e) {
            this.scrollTop = this.old.scrollTop
            this.$nextTick(function() {
                this.scrollTop = 0
}

export default {
		data() {
			return {
				scrollTop: 0,
		methods: {
			scroll: function(e) {
				// 如果使用此方法，请自行增加防抖处理
				this.scrollTop = e.detail.scrollTop
			goTop: function(e) {
				this.scrollTop = 0
	}