• 微信小程序 超市购物页面


    日常记录

    附上文档地址 有兴趣可以指点指点 纯属学习

    https://files.cnblogs.com/files/NISUN/restaurant.zip

    日常学习

     index.wxml

    <!--index.wxml-->
    <view class="page">
    <!-- 搜索框-->
    <view class="viewbox">
    <view class="search">
    <image class="search-icon" src='/images/ath.png' mode="aspectFit"></image>
    <input class="search-input" placeholder='搜索商品' mode="aspectFit"></input>
    </view>
    </view>
    <!-- 轮播图 -->
    <view class="viewbox">
    <swiper indicator-dots="{{indicatorDots}}" autoplay="{{autoplay}}" duration="{{duration}}" interval='{{interval}}'>
    <!--swiper-item只能包含一个节点再多会自动删除-->
    <swiper-item wx:for-items="{{imgUrls}}">
    <image class="swiper_image" src="{{item}}"></image>
    </swiper-item>
    </swiper>
    </view>
    <!-- 商品分类-->
    <view class="viewbox">
    <view class="itmes">
    <view class="logo_item">
    <image class="logo_item_icon" src="/images/logo1.png" mode="aspectFill"></image>
    <text>超市购物</text>
    </view>
    <view class="logo_item">
    <image class="logo_item_icon" src="/images/logo2.png"></image>
    <text>全球购</text>
    </view>
    <view class="logo_item">
    <image class="logo_item_icon" src="/images/logo3.png"></image>
    <text>服装城</text>
    </view>
    <view class="logo_item">
    <image class="logo_item_icon" src="/images/logo4.png"></image>
    <text>生鲜</text>
    </view>
    <view class="logo_item">
    <image class="logo_item_icon" src="/images/logo5.png"></image>
    <text>速递</text>
    </view>
    <view class="logo_item">
    <image class="logo_item_icon" src="/images/logo6.png"></image>
    <text>充值</text>
    </view>
    <view class="logo_item">
    <image class="logo_item_icon" src="/images/logo7.png"></image>
    <text>理财</text>
    </view>
    <view class="logo_item">
    <image class="logo_item_icon" src="/images/logo8.png"></image>
    <text>物流查询</text>
    </view>
    </view>
    </view>
    <!-- 活动介绍-->
    <view class="viewbox">
    <image class="active_logo" src="/images/jd1.jpg"></image>
    </view>
    <view class="active_items">
    <view class="viewbox_active">
    <image class="active_p" src='/images/quick1.jpg'></image>
    <text>松下空调</text>
    <view class="price">
    <text>$15</text>
    <button>购买</button>
    </view>
    </view>
    <view class="viewbox_active">
    <image class="active_p" src='/images/quick2.jpg'></image>
    <text>零食大礼包</text>
    <view class="price">
    <text>$15</text>
    <button>购买</button>
    </view>
    </view>
    <view class="viewbox_active">
    <image class="active_p" src='/images/quick3.jpg'></image>
    <text>九阳豆浆机</text>
    <view class="price">
    <text>$15</text>
    <button>购买</button>
    </view>
    </view>
    <view class="viewbox_active">
    <image class="active_p" src='/images/quick4.jpg'></image>
    <text>全系投影仪</text>
    <view class="price">
    <text>$15</text>
    <button>购买</button>
    </view>
    </view>
    </view>
    </view>
     
     
    index.js
    //index.js
    //获取应用实例
    const app = getApp()

    Page({
    data: {
    imgUrls: [
    'http://img02.tooopen.com/images/20150928/tooopen_sy_143912755726.jpg',
    'http://img06.tooopen.com/images/20160818/tooopen_sy_175866434296.jpg',
    'http://img06.tooopen.com/images/20160818/tooopen_sy_175833047715.jpg'
    ],
    //是否显示指示点
    indicatorDots: true,
    //是否自动播放
    autoplay: true,
    //自动切换时间间隔 ms
    interval: 5000,
    //滑动动画时长 ms
    duration: 1000,


    defaultSize: 'default',
    primarySize: 'default',
    warnSize: 'default',
    disabled: false,
    plain: false,
    loading: false
    },
    //事件处理函数
    bindViewTap: function() {
    wx.navigateTo({
    url: '../logs/logs'
    })
    },
    listenSwiper: function (e) {
    //打印信息
    console.log(e)
    },

    onLoad: function (options) {
    // 页面初始化 options为页面跳转所带来的参数
    },
    onReady: function () {
    // 页面渲染完成
    },
    onShow: function () {
    // 页面显示
    },
    onHide: function () {
    // 页面隐藏
    },
    onUnload: function () {
    // 页面关闭
    }
    })
     
    index.wxss
     
    /**index.wxss**/
    .viewbox{
    padding: 5px;
    margin: 10px;
    ">#fff;
    color: #888888;
    }
    .search-icon{
    40rpx;
    height: 40rpx;

    }
    .search-input{
    padding-left: 8px;
    }
    .search{
    align-items: center;
    display: flex;
    flex-direction: row;
    height: 50rpx;
    }
    .swiper_image{
    100%;
    height: 100%;
    }
    .itmes{
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
      justify-content: space-around;
    }
    .logo_item{
    150rpx;
      height: 150rpx;
    display: flex;
    flex-direction: column;
    align-items: center;
    }
    .logo_item_icon{
    100rpx;
    height: 100rpx;
    }
    .logo_item text{
    font-size: 27rpx;
    }
    .active_logo{
    100%;
    height: 300rpx;
    }
    .active_items{
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    }
    .viewbox_active{
    42%;
    padding: 20rpx;
    margin: 10rpx;
    ">#fff;
    color: #888888;
    align-items: center;
    }
    .active_p{
    320rpx;
    height: 320rpx;
    }
    .price{
    height: 50rpx;
    display: flex;
    flex-direction: row;
    align-content: center;
    font-size: 30rpx;
    line-height: 25px;
    color: red;
    padding-top:5px;
    }
    .price button{
    font-size: 23rpx;
    color: white;
    ">red;
    margin-right: 0px;
    }
     
    classify.wxml
     
    <view class="page">
    <!-- 搜索框-->
    <!--屏幕背景变暗的背景 -->
    <view class="commodity_screen" bindtap="hideModal" wx:if="{{showModalStatus}}"></view>
    <!--弹出框 -->
    <view animation="{{animationData}}" class="commodity_attr_box" wx:if="{{showModalStatus}}">
    <view class="shopping_title">
    <view>购物车</view>
    </view>
    <view class="shopping_info" wx:for-items="{{shopping_car}}" wx:if="{{item.num>0}}">
    <view class="shopping_info_title">{{item.name}}</view>
    <view class="shopping_info_number">
    <view style='197rpx;'>¥{{item.price * item.num}}</view>
    <view>
    <view class="shopping_button" data-price="{{item.price}}" data-name="{{item.name}}" data-num="{{item.num}}" bindtap='shopping_subtract'>-</view>
    </view>
    <view style='101rpx;text-align:center;'>{{item.num}}</view>
    <view>
    <view>
    <view class="shopping_button" data-price="{{item.price}}" data-name="{{item.name}}" data-num="{{item.num}}" bindtap='shopping_add'>+</view>
    </view>
    </view>
    </view>
    </view>
    </view>
    <view class="viewbox">
    <view class="search">
    <image class="search-icon" src='/images/ath.png' mode="aspectFit"></image>
    <input class="search-input" placeholder='搜索商品' mode="aspectFit"></input>
    </view>
    </view>
    <view class="bottom_menu">
    <!--左侧导航栏 -->
    <scroll-view scroll-y="true" style="height:1000rpx;270rpx;">
    <view wx:for-items="{{menu_list}}">
    <view id="{{item.id}}" class="left_menu"bindtap="changes_menu" wx:if="{{item.statue=='true'}}" style="{{item.title}}</view>
    <view id="{{item.id}}" class="left_menu"bindtap="changes_menu" wx:else >{{item.title}}</view>
    </view>
     
    </scroll-view>
    <!--右侧商品 -->
    <scroll-view scroll-y="true" style="height:1000rpx;">
    <view class="right_menu" wx:for-items="{{food_list[page].food}}">
    <view class="right_menu_image">
    <image class="right_image" src="{{item.icon_url}}" mode="aspectFit"></image>
    </view>
    <view class="right_menu_infomation">
    <view class="right_menu_title">{{item.title}}</view>
    <view class="right_menu_price" >¥{{item.price}}</view>
    <view class="right_menu_add" data-name="{{item.title}}" data-price="{{item.price}}" bindtap="add_shop_car">+</view>
    </view>
    </view>
    </scroll-view>
    </view>
    <view class="torbar_bottom" wx:if="{{food_number>0}}">
    <view class="tobar_left" bindtap="shopping_cart">
    <image class="tobar_left_image" src="/images/cart-null.png"></image>
    <view class="small_number">{{food_number}}</view>
    </view>
    <view class="tobar_center">$ {{food_price_sum}}</view>
    <view class="tobar_right" catchtap='switch_shopping_car'>订单查看></view>
    </view>

    </view>
     
    classify.js
    // pages/classify/classify.js
    var temp_number=null;
    var app= getApp();
    Page({

    /**
    * 页面的初始数据
    */
    data: {
    //动画效果
    animationData:{},
    //是否显示底部自定义弹框
    showModalStatus:false,
    //物品的数量(用于显示上面的小数字)
    food_number: app.globalData.food_number,
    //物品的总价
    food_price_sum: app.globalData.food_price_sum,
    //购物车
    shopping_car: app.globalData.shopping_car,
    //商品菜单
    menu_list:[
    {id:"0",title:"零食",statue:"true"}
    , { id: "1", title: "烟酒", statue: "false" }
    , { id: "2",title: "化妆品", statue: "false" }
    , { id: "3",title: "生活用品", statue: "false" }
    , { id: "4",title: "鲜果", statue: "false" }
    , { id: "5",title: "蔬菜", statue: "false" }
    , { id: "6",title: "其他", statue: "false" }],
    //商品
    food_list: [{ id: "0", food:[{
    index:0,
    title:"麻辣条",
    price:15,
    icon_url:"https://img.alicdn.com/imgextra/i3/725677994/TB2vlyknb5YBuNjSspoXXbeNFXa_!!725677994.jpg_430x430q90.jpg"
    }, {
    index: 1,
    title: "卫龙",
    price: 15,
    icon_url: "https://img.alicdn.com/imgextra/i3/725677994/TB2vlyknb5YBuNjSspoXXbeNFXa_!!725677994.jpg_430x430q90.jpg"
    }, {
    index: 2,
    title: "麻辣条",
    price: 15,
    icon_url: "https://img.alicdn.com/imgextra/i3/725677994/TB2vlyknb5YBuNjSspoXXbeNFXa_!!725677994.jpg_430x430q90.jpg"
    }]
    }, {
    id: "1", food: [{
    index: 0,
    title: "麻辣条",
    price: 15,
    icon_url: "https://img.alicdn.com/imgextra/i3/725677994/TB2vlyknb5YBuNjSspoXXbeNFXa_!!725677994.jpg_430x430q90.jpg"
    }, {
    index: 1,
    title: "麻辣条",
    price: 15,
    icon_url: "https://img.alicdn.com/imgextra/i3/725677994/TB2vlyknb5YBuNjSspoXXbeNFXa_!!725677994.jpg_430x430q90.jpg"
    }, {
    index: 2,
    title: "麻辣条",
    price: 15,
    icon_url: "https://img.alicdn.com/imgextra/i3/725677994/TB2vlyknb5YBuNjSspoXXbeNFXa_!!725677994.jpg_430x430q90.jpg"
    }, {
    index: 3,
    title: "麻辣条",
    price: 15,
    icon_url: "https://img.alicdn.com/imgextra/i3/725677994/TB2vlyknb5YBuNjSspoXXbeNFXa_!!725677994.jpg_430x430q90.jpg"
    }]
    }],
    page:0
    },

    /**
    * 生命周期函数--监听页面加载
    */
    onLoad: function (options) {
     
    },

    /**
    * 生命周期函数--监听页面初次渲染完成
    */
    onReady: function () {
     
    },

    /**
    * 生命周期函数--监听页面显示
    */
    onShow: function () {
     
    },

    /**
    * 生命周期函数--监听页面隐藏
    */
    onHide: function () {
     
    },

    /**
    * 生命周期函数--监听页面卸载
    */
    onUnload: function () {
     
    },

    /**
    * 页面相关事件处理函数--监听用户下拉动作
    */
    onPullDownRefresh: function () {
     
    },

    /**
    * 页面上拉触底事件的处理函数
    */
    onReachBottom: function () {
     
    },

    /**
    * 用户点击右上角分享
    */
    onShareAppMessage: function () {
     
    },
    changes_menu:function(e){
    let goPage = e.currentTarget.id;
    var that = this;
    var st = that.data.menu_list[goPage].statue
    var up = "menu_list[" + goPage + "].statue";//先用一个变量,把(info[0].gMoney)用字符串拼接起来
    if (st=='false'){
    if (temp_number!=null){
    var tm = "menu_list[" + temp_number + "].statue"
    that.setData({
    [tm]: "false",
    [up]: "true",
    page: goPage
    })
    }else{
    var tt = "menu_list[" + 0 + "].statue"
    that.setData({
    [tt]: "false",
    [up]: "true",
    page: goPage
    })
    }
    }
    temp_number = goPage;
    },
    //添加商品到购物车
    add_shop_car:function(e){
    //单个商品数量
    let itemNum = 1;
    this.setData({
    //所有商品的总数量
    food_number: parseInt(this.data.food_number)+1,
    //求出商品的总和 直接复制给data
    food_price_sum:this.data.food_price_sum + parseInt(e.currentTarget.dataset.price)
    })
    // 商品名是否相同判断,不重复添加同名商品
    if (this.data.shopping_car.length > 0) {
    let isHave = this.data.shopping_car.findIndex(item => item.name == e.target.dataset.name);
    if (isHave != -1) {
    var num_temp = "shopping_car[" + isHave + "].num";
    var num_temp_value = parseInt(this.data.shopping_car[isHave].num) + 1;
    var price_temp = "shopping_car[" + isHave + "].price";
    this.setData({
    [num_temp]: num_temp_value,
    [price_temp]: parseInt(e.currentTarget.dataset.price),
    })
    } else {
    this.data.shopping_car.push({
    //商品名称
    name: e.currentTarget.dataset.name,
    //商品总价格
    price: parseInt(e.currentTarget.dataset.price) * itemNum ,
    //商品数量
    num: itemNum,
    })
    this.setData({
    shopping_car: this.data.shopping_car,
    })
    }
    } else {
    this.data.shopping_car.push({
    //商品名称
    name: e.currentTarget.dataset.name,
    //商品价格
    price: parseInt(e.currentTarget.dataset.price) * itemNum,
    //商品数量
    num: itemNum,
    })
    this.setData({
    shopping_car: this.data.shopping_car,
    })
    }
    this.frunsh_data();
    },
    shopping_cart:function(){
    this.setData({
    showModalStatus: true
    })
    },//显示对话框
    showModal: function () {
    // 显示遮罩层
    var animation = wx.createAnimation({
    duration: 2000,
    timingFunction: "linear",
    delay: 0
    })
    this.animation = animation
    animation.translateY(300).step()
    this.setData({
    animationData: animation.export(),
    showModalStatus: true
    })
    setTimeout(function () {
    animation.translateY(0).step()
    this.setData({
    animationData: animation.export()
    })
    }.bind(this), 200)
    },
    //隐藏对话框
    hideModal: function () {
    // 隐藏遮罩层
    var animation = wx.createAnimation({
    duration: 200,
    timingFunction: "linear",
    delay: 0
    })
    this.animation = animation
    animation.translateY(300).step()
    this.setData({
    animationData: animation.export(),
    })
    setTimeout(function () {
    animation.translateY(0).step()
    this.setData({
    animationData: animation.export(),
    showModalStatus: false
    })
    }.bind(this), 200)
    },
    shopping_add:function(e){
    if (this.data.shopping_car.length > 0) {
    let isHave = this.data.shopping_car.findIndex(item => item.name == e.target.dataset.name);
    if (isHave != -1) {
    var num_temp = "shopping_car[" + isHave + "].num";
    var num_temp_value = parseInt(e.target.dataset.num) + 1;
    var price_temp = "shopping_car[" + isHave + "].price";
    var price_temp_value = parseInt(e.target.dataset.price)
    this.setData({
    [num_temp]: num_temp_value,
    [price_temp]: price_temp_value,
    food_number: parseInt(this.data.food_number) + 1,
    food_price_sum: this.data.food_price_sum + parseInt(e.target.dataset.price)
    })
    }
    }
    this.frunsh_data();
    },
    shopping_subtract:function(e){
    var that = this;
    let isHave = this.data.shopping_car.findIndex(item => item.name == e.target.dataset.name);
    let num_temp = "shopping_car[" + isHave + "].num";
    let num_temp_value = parseInt(e.target.dataset.num) - 1;
    let price_temp = "shopping_car[" + isHave + "].price";
    let price_temp_value = parseInt(e.target.dataset.price)
     
    if (this.data.shopping_car.length > 0) {
    if (isHave != -1) {
    this.setData({
    [num_temp]: num_temp_value,
    [price_temp]: price_temp_value,
    food_number: parseInt(this.data.food_number) - 1,
    food_price_sum: this.data.food_price_sum - parseInt(e.target.dataset.price)
    })
    }
    }
    if (num_temp_value == 0) {
    shopping_car: this.data.shopping_car.splice(isHave, 1)
    }
    if (parseInt(this.data.food_number) <= 0){
    this.setData({
    showModalStatus:false,
    food_price_sum: 0,
    })
    }
    this.frunsh_data();
    },
    switch_shopping_car: function (e) {
    this.frunsh_data();
    wx.switchTab({
    url: '../shoppingCar/shoppingCar',
    })
    console.log(app.globalData.shopping_car)
    },
    frunsh_data:function(){
    // 菜单对象
    app.globalData.shopping_car = this.data.shopping_car;
    //物品的总价
    app.globalData.food_price_sum = this.data.food_price_sum;
    //物品的数量
    app.globalData.food_number = this.data.food_number;
    wx.setStorageSync('shopping_car', this.data.shopping_car);
    wx.setStorageSync('food_price_sum', this.data.food_price_sum );
    wx.setStorageSync('food_number', this.data.food_number);
    }
    })
     
    classify.wxss
     
    /* pages/classify/classify.wxss */
    .viewbox{
    height: 50rpx;
    padding: 5px;
    margin: 10px;
    ">#fff;
    color: #888888;
    }
    page{
    height: 95%;
    }

    .search-icon{
    40rpx;
    height: 40rpx;

    }
    .search-input{
    padding-left: 8px;
    }
    .search{
    align-items: center;
    display: flex;
    flex-direction: row;
    height: 50rpx;
    }
    .bottom_menu{
    display: flex;
    flex-direction: row;
    }
    .left_menu{
    height: 100rpx;
    200rpx;
    color:#999999;
    line-height: 100rpx;
    text-align: center;
    }
    .right_menu{
    ">#ffffff;
    height: 284rpx;
    550rpx;
    color:#999999;
    line-height: 100rpx;
    text-align: center;
    display: flex;
    }
    .right_menu_image{
    height: 200rpx;
    200rpx;
    }
    .right_menu_infomation{
    height: 200rpx;
    283rpx;
    }
    .right_image{
    height: 300rpx;
    300rpx;
    }
    .right_menu_title{
    margin-top: 40rpx;
    300rpx;
    height: 60rpx;
    text-align: right;
    }
    .right_menu_price{
    color: #e02d3f;
    font-size: 60rpx;
    font-weight: 600;
    300rpx;
    height: 60rpx;
    margin-bottom: 40rpx;
    text-align: right;
    }
    .right_menu_add{
    float:right;
    24px;
    height:24px;
    line-height:22px;
    font-size:16px;
    text-align:center;
    color:#e02d3f;
    border:1px solid #d6d3d3;
    border-radius:37px;
    }
    .torbar_bottom{
    color: white;
    height: 50px;
    100%;
    position: fixed;
    bottom: 0px;
    line-height:50px;
    z-index: 8;
    }
    .tobar_left{
    height:100%;
    26%;
    float: left;
    ">#e02d3f;
    }
    .tobar_center{
    height:100%;
    41%;
    font-size:55rpx;
    float: left;
    ">#e02d3f;
    padding-left:25rpx
    }
    .tobar_right{
    padding-left: 5px;
    height:100%;
    28%;
    float: right;
    ">#e02d3f;
    font-size:40rpx;
    }
    .tobar_left_image{
    height: 100%;
    150rpx;
    float:left;
    padding-left:41rpx;

    }
    .small_number{
    float:right;
    40rpx;
    height:40rpx;
    line-height:40rpx;
    font-size:29rpx;
    text-align:center;
    color:#ffffff;
    border-radius:37px;
    position: relative;
    top: -41px;
    background: #ff7b0f;
    }

    /*使屏幕变暗 */
    .commodity_screen {
    100%;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    background: #000;
    opacity: 0.2;
    overflow: hidden;
    z-index: 6;
    color: #fff;
    }
    /*对话框 */
    .commodity_attr_box {
    100%;
    overflow: hidden;
    position: fixed;
    bottom: 100rpx;
    left: 0;
    z-index: 7;
    background: #fff;
    }
    .shopping_title{
    height:84rpx;
    ">#d6d3d3;
    color:#ffffff;
    font-size:42rpx;
    line-height:84rpx;
    padding-left:20rpx;
    }
    .shopping_info{
    height:100rpx;
    line-height:100rpx;
    padding:20rpx;
    display:flex;
    flex-direction:row;
    border-bottom:1px solid black;
    }
    .shopping_info_title{
    60%;
    }
    .shopping_info_number{
    38%;
    display: flex;
    }
    .shopping_button{
    text-align:center;
    color:#e02d3f;
    border:1px solid #d6d3d3;
    border-radius:29px;
    19px;
    margin-bottom:26rpx;
    margin-top:26rpx;
    line-height:40rpx;


    }
     
    shoppingCar.wxml
     
    <!--pages/shoppingCar/shoppingCar.wxml-->
    <view class="page">
    <view class="order">
    <view class="order_text">订单信息</view>
    <view class="order_infomation" wx:for-items="{{shopping_car}}">
    <view class="order_children_name">{{item.name}}</view>
    <view class="order_children_num">x{{item.num}}</view>
    <view class="order_children_sum">¥{{item.price*item.num}}</view>
    </view>
    <view class="sum_text">合计金额 ¥{{food_price_sum}}</view>
    </view>
    <view class="torbar_bottom">
    <view class="tobar_left" bindtap="shopping_cart">
    <view class="tobar_price">
    待支付¥{{food_price_sum}}
    </view>
    </view>
    <view class="tobar_right" catchtap='switch_shopping_car'>提交订单</view>
    </view>
    </view>
     
    shoppingCar.js
     
    // pages/shoppingCar/shoppingCar.js
    var app = getApp();
    Page({
    /**
    * 页面的初始数据
    */
    data: {
    shopping_car:[],
    //物品的总价
    food_price_sum: 0,
    //物品的数量
    food_number: 0
    },

    /**
    * 生命周期函数--监听页面加载
    */
    onLoad: function (options) {
     
    },

    /**
    * 生命周期函数--监听页面初次渲染完成
    */
    onReady: function () {
     
    },

    /**
    * 生命周期函数--监听页面显示
    */
    onShow: function () {
    var that = this;
    this.setData({
    shopping_car: app.globalData.shopping_car,
    //物品的总价
    food_price_sum: app.globalData.food_price_sum,
    //物品的数量
    food_number: app.globalData.food_number
    })
    },

    /**
    * 生命周期函数--监听页面隐藏
    */
    onHide: function () {
     
    },

    /**
    * 生命周期函数--监听页面卸载
    */
    onUnload: function () {
     
    },

    /**
    * 页面相关事件处理函数--监听用户下拉动作
    */
    onPullDownRefresh: function () {
     
    },

    /**
    * 页面上拉触底事件的处理函数
    */
    onReachBottom: function () {
     
    },

    /**
    * 用户点击右上角分享
    */
    onShareAppMessage: function () {
     
    }
    })
     
    shoppingCar.wxss
     
    /* pages/shoppingCar/shoppingCar.wxss */
    .page{
    height: 100%;
    }
    .order_text{
    ">#ffffff;
    margin-bottom: 20rpx;
    margin-top: 20rpx;
    }
    .order{
    height: 80%;
    100%;
    color:#999999;
    line-height: 100rpx;
    text-align: left;
    }
    .order_infomation{
    display: flex;
    ">#ffffff;
    padding-left: 10rpx;
    height: 10%;
    }
    .order_children_name{
    70%;
    }
    .order_children_num{
    15%;
    }
    .order_children_sum{
    15%;
    text-align: center;
    }
    .sum_text{
    text-align: right;
    padding-right: 28rpx;
    ">#fff;
    }

    .torbar_bottom{
    color: white;
    height: 50px;
    100%;
    position: fixed;
    bottom: 0px;
    line-height:50px;
    z-index: 8;
    }
    .tobar_left{
    height:100%;
    72%;
    float: left;
    font-size:40rpx;
    ">#000;
    }

    .tobar_right{
    height:100%;
    28%;
    float: right;
    ">#e02d3f;
    font-size:40rpx;
    text-align: center;
    }
    .tobar_price{
    padding-left: 60rpx;
    }

    app.js
     
    //app.js
    App({
    onLaunch: function () {
    // 展示本地存储能力
    var logs = wx.getStorageSync('logs') || []
    this.globalData.shopping_car = wx.getStorageSync("shopping_car") || [];
    this.globalData.food_number = wx.getStorageSync("food_number") || 0;
    this.globalData.food_price_sum = wx.getStorageSync("food_price_sum") || 0;
    logs.unshift(Date.now())
    wx.setStorageSync('logs', logs)
     
    // 登录
    wx.login({
    success: res => {
    // 发送 res.code 到后台换取 openId, sessionKey, unionId
    }
    })
    // 获取用户信息
    wx.getSetting({
    success: res => {
    if (res.authSetting['scope.userInfo']) {
    // 已经授权,可以直接调用 getUserInfo 获取头像昵称,不会弹框
    wx.getUserInfo({
    success: res => {
    // 可以将 res 发送给后台解码出 unionId
    this.globalData.userInfo = res.userInfo

    // 由于 getUserInfo 是网络请求,可能会在 Page.onLoad 之后才返回
    // 所以此处加入 callback 以防止这种情况
    if (this.userInfoReadyCallback) {
    this.userInfoReadyCallback(res)
    }
    }
    })
    }
    }
    })
    },
    globalData: {
    //用户信息
    userInfo: null,
    //购物车
    shopping_car: [],
    //物品的总价
    food_price_sum: 0,
    //物品的数量
    food_number: 0,
    //合计
    food_price_sum: 0,
    }
    })
     
    app.wxss
     
    /**app.wxss**/
    page{
    height: 100%;
    ">#fbf9fe;
    font-size: 32rpx;
    }
     
    project.cofig.json
     
    {
      "description": "项目配置文件。",
      "setting": {
        "urlCheck": true,
        "es6": true,
        "postcss": true,
        "minified": true,
        "newFeature": true
      },
      "compileType": "miniprogram",
      "libVersion": "1.9.94",
      "appid": "wx348b3d9e0bdb365f",
      "projectname": "restaurant",
      "isGameTourist": false,
      "condition": {
        "search": {
          "current": -1,
          "list": []
        },
        "conversation": {
          "current": -1,
          "list": []
        },
        "game": {
          "currentL": -1,
          "list": []
        },
        "miniprogram": {
          "current": -1,
          "list": []
        }
      }
    }
     
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  • 原文地址:https://www.cnblogs.com/NISUN/p/9204504.html
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