微信小程序-tabBar

在app.json中添加：

  "tabBar": {
    "list": [
      {
        "pagePath": "pages/index/index",
        "text": "首页",
        "iconPath": "images/index.png",
        "selectedIconPath": "images/index-hover.png"
      },
      {
        "pagePath": "pages/join/join",
        "text": "加入",
        "iconPath": "images/join.png",
        "selectedIconPath": "images/join-hover.png"
      }
    ]
  }

 效果：