uniapp微信小程序 原生底部导航栏

在pages.json文件中写 

"tabBar": {
        "color": "#333333",
        "selectedColor": "#F7433D",
        "borderStyle": "black",
        "backgroundColor": "#ffffff",
        "list": [{
                "pagePath": "pages/home/index",
                "iconPath": "/static/images/home_check_n.png",
                "selectedIconPath": "/static/images/home_check_s.png",
                "text": "首页"
            }, {
                "pagePath": "pages/order/index",
                "iconPath": "/static/images/order_check_n.png",
                "selectedIconPath": "/static/images/order_check_s.png",
                "text": "订单"
            },
            {
                "pagePath": "pages/mine/index",
                "iconPath": "/static/images/mine_check_n.png",
                "selectedIconPath": "/static/images/mine_check_s.png",
                "text": "我的"
            }
        ]
    }