这篇文章主要讲解了“微信小程序如何实现商品分类列表”，文中的讲解内容简单清晰，易于学习与理解，下面请大家跟着小编的思路慢慢深入，一起来研究和学习“微信小程序如何实现商品分类列表”吧！
一、效果展示
二、代码实现
<!-- wxml --><view class="container"><!-- 商品列表 --> <view class="cate"> <!-- 左侧导航 --> <scroll-view scroll-y class="nav-left"> <view wx:for="{{List}}" wx:key="this" class="nav-left-item {{currentIndex_L == index ? 'L-item-active' : ''}}" bindtap="bindleLeftItemTap" data-index="{{index}}" > <text class="nav-left-item-txt {{currentIndex_L == index ? 'L-i-txt-active' : ''}}">{{item.LeftName}}</text> </view> </scroll-view> <!-- 右侧导航 --> <scroll-view scroll-y scroll-top="{{scrollTop}}" class="nav-right"> <view wx:for="{{List[currentIndex_L].RightList}}" wx:key="this" class="nav-right-item" bindtap="bindleRightItemTap" data-index="{{index}}"> <text class="nav-right-item-txt {{currentIndex_R == index ? 'R-i-txt-active' : ''}}">{{item.RightName}}</text> <view class="{{currentIndex_R == index ? 'image-select' : ''}}"> <image wx:if="{{currentIndex_R == index}}" class="item-select" src="../icon/Hook_icon.png"/> </view> </view> </scroll-view> </view> <view class="pd32 btn-find"> <view bindtap="toDetail"> <view class="btn-big">查看详情</view> </view> </view></view>// js// 假数据let List = [ { "LeftId": 1, "LeftName": "分类1", "RightList": [ { "RightId": 11, "RightName": "商品11" }, ] }, { "LeftId": 2, "LeftName": "分类2", "RightList": [ { "RightId": 21, "RightName": "商品21" }, ] },]Page({ data: { List : List, selectLeftId : null, selectRightId : null, currentIndex_L : null, currentIndex_R : null, scrollTop : 0 }, bindleLeftItemTap(e) { const {index} = e.currentTarget.dataset; this.setData({ currentIndex_L:index, currentIndex_R : null, selectLeftId : this.data.List[index].LeftId, selectRightId : null, scrollTop : 0, }) }, bindleRightItemTap(e) { const {index} = e.currentTarget.dataset; let index_L = this.data.currentIndex_L; this.setData({ currentIndex_R : index, selectRightId : this.data.List[index_L].RightList[index].RightId, }) }, toDetail(e) { var selectLeftId = this.data.selectLeftId; var selectRightId = this.data.selectRightId; if(selectLeftId === null){ wx.showToast({ title: '请选择一种分类或商品！', icon: 'none', duration: 1500, mask: true }); return; } if(selectRightId != null) { wx.navigateTo({ url: '/pages/Detail/Detail' + '?' + 'selectLeftId=' + selectLeftId + '&selectRightId=' + selectRightId, }); } else { wx.navigateTo({ url: '/pages/Detail/Detail' + '?' + '&selectLeftId=' + selectLeftId, }); } },})感谢各位的阅读，以上就是“微信小程序如何实现商品分类列表”的内容了，经过本文的学习后，相信大家对微信小程序如何实现商品分类列表这一问题有了更深刻的体会，具体使用情况还需要大家实践验证。这里是编程网，小编将为大家推送更多相关知识点的文章，欢迎关注！
