scroll-view的bindscrolltolower属性循环触发？
以前滚动到底部加载页面有没有问题 ,但是升级完开发工具后，发现滚动底部bindscrolltolower循环触发，IOS有类似问题 ， android没有此问题，有人遇到过吗？？？
10 回复
测试
<scroll-view scroll-y="true" scroll-top="{{curScrollTop}}" class="nav_scroll" style="height: {{scrollHeight}}px" bindscrolltolower="loadMore" bindscroll="scroll"> <block wx:for="{{raiTabs}}" wx:key="raiTab.id" wx:for-item="raiTab" wx:for-index="index"></block> </scroll-view>
var app = getApp()var api = require('../../utils/api.js')var action = require('./../../utils/action.js')Page({ // 页面初始数据 data: { // nav 初始化 curNavId: 1, articles: [], raiTabs: [], indexs: 0, type: "", alias: "", anShow: true, scrollTop: [], scrollHeight:0, loading: [], noMore: false, pageNum: 0, page: 0, params: {}, curScrollTop: 0 }, onLoad:function(){ wx.showToast({ title: '加载中', icon: 'loading', duration: 10000 }) let tabsUrl = 'store/strategy/tabs?cityId=310100&addr=1'; api.fetchGet(tabsUrl, {'r': 'article'}).then(res => { var that = this that.setData({ raiTabs : res.data.items, alias : res.data.items.alias, type : res.data.items.type }) that.data.type = res.data.items[0].type that.data.alias = res.data.items[0].alias let scrollTop = [] let loading = [] for (let i = 0; i < this.data.raiTabs.length; i++) { scrollTop.push(0) loading.push(false) wx.removeStorage({ key:'strategyData' + i, success: function(res) { } }) wx.removeStorage({ key:'strategyPage' + i, success: function(resp) { } }) } this.setData({ scrollTop: scrollTop }) this.getData() }) }, onShow () { wx.getSystemInfo( { success: ( res ) => { let top = 84 * res.windowWidth / 750 this.setData({ scrollHeight: res.windowHeight - top }) } }) }, // 请求数据加载 getData: function() { var that = this var num = this.data.indexs //最新的接口数据 if(that.data.type == 'collection'){ let collectionUrl = 'store/strategy/collection?limit=20&addr=1' api.fetchGet(collectionUrl,{ page: that.data.pageNum, alias: that.data.alias, type: that.data.type, r: 'article' }).then(res => { wx.hideToast() if (res.data.items.length === 0) { this.setData({ noMore: true }) wx.showToast({ title: '已加载全部', icon: 'loading' }) } that.data.pageNum++ that.data.articles = that.data.articles.concat(res.data.items) let lArr = this.data.loading lArr[num] = false this.setData({ loading: lArr, page: that.data.pageNum, articles : that.data.articles }) //缓存数据 wx.setStorage({ key:'strategyData' + that.data.indexs, data:that.data.articles }) wx.setStorage({ key:'strategyPage' + that.data.indexs, data:that.data.pageNum }) }) } },//标签切换 switchTab (e) { if(this.data.indexs == e.currentTarget.dataset.index){return} for (let key in this.data.loading) { this.data.loading[key] = false } // let arr = this.data.scrollTop // let index = this.data.indexs // arr[index] = this.data.curScrollTop // this.setData({ // scrollTop: arr // }) var n = e.currentTarget.dataset.index; let id = e.currentTarget.dataset.id; var rName = e.currentTarget.dataset.alias; var rType = e.currentTarget.dataset.type; this.setData({ pageNum: 0, articles: [], alias: rName, type: rType, indexs: n }) let lArr = this.data.loading lArr[n] = true this.setData({ loading: lArr, noMore: false }) var pageValue = wx.getStorageSync('strategyPage' + this.data.indexs) var dataValue = wx.getStorageSync('strategyData' + this.data.indexs) if(pageValue.length !== 0 || dataValue.length !== 0){ let lArr = this.data.loading lArr[n] = false this.setData({ loading: lArr, noMore: false }) this.setData({ articles: dataValue, pageNum: pageValue }) var scrollTopNumber = this.data.scrollTop[n] setTimeout(() => { this.setData({ curScrollTop: scrollTopNumber }) }) }else{ // this.setData({ // articles: this.data.articles, // pageNum: this.data.pageNum // }) this.getData() } }, // 滚动事件 scroll (event) { // 该方法绑定了页面滚动时的事件，记录当前的position.y的值,为了请求数据之后把页面定位到这里来。 if (this.data.noMore||this.data.loading[this.data.indexs]) return this.setData({ curScrollTop: event.detail.scrollTop }) console.log(event.detail) }, // 跳转至详情页 navigateDetail: function(e){ // wx.navigateTo({ // url:'../articalDetail/articalDetail?id=' + e.currentTarget.dataset.aid + 'r=strategyLis' // }) let uri = e.currentTarget.dataset.uri action.uriAction(uri) }, // 跳转至合集 clickURI (e) { let uri = e.currentTarget.dataset.uri action.uriAction(uri) }, // 加载更多 loadMore: function (e) { // console.log(this.data.noMore) // console.log(this.data.indexs) // console.log(this.data.loading[this.data.indexs]) if (this...       |