说明文档：https://developers.weixin.qq.com/miniprogram/dev/reference/configuration/app.html

    例如配置一个底部的tab栏

    1. {
    2.   "pages": [
    3.     "pages/index/index",
    4.     "pages/index2/index2",
    5.     "pages/list/list",
    6.     "pages/logs/logs"
    7.   ],
    8.   "tabBar": {
    9.     "color": "#999999",
    10.     "selectedColor": "#d81e06",
    11.     "list": [{
    12.         "pagePath": "pages/index/index",
    13.         "text": "主页",
    14.         "iconPath": "/img/home.png",
    15.         "selectedIconPath": "/img/home-active.png"
    16.       },
    17.       {
    18.         "pagePath": "pages/index2/index2",
    19.         "text": "订单",
    20.         "iconPath": "/img/order.png",
    21.         "selectedIconPath": "/img/order-active.png"
    22.       },
    23.       {
    24.         "pagePath": "pages/list/list",
    25.         "text": "我的",
    26.         "iconPath": "/img/user.png",
    27.         "selectedIconPath": "/img/user-active.png"
    28.       }
    29.     ]
    30.   },
    31.   "window": {
    32.     "backgroundColor": "#fff",
    33.     "navigationBarBackgroundColor": "#fff",
    34.     "navigationBarTitleText": "Weixin",
    35.     "navigationBarTextStyle": "black",
    36.     "enablePullDownRefresh": true,
    37.     "backgroundTextStyle": "dark"
    38.   },
    39.   "style": "v2",
    40.   "sitemapLocation": "sitemap.json"
    41. }

    image.png