1.如下图所示,要先准备好图片以及新建好页面
2.在app.json中添加代码
{"pages":[ "pages/index/index","pages/category/index","pages/cart/index","pages/user/index"],"window":{"backgroundTextStyle":"light","navigationBarBackgroundColor": "#fff","navigationBarTitleText": "微信小程序导入阿里巴巴矢量图标库","navigationBarTextStyle":"black"},"tabBar": {"color": "#2c2c2c","selectedColor": "#d81e06","backgroundColor": "#fafafa","position": "bottom","borderStyle": "black","list": [{"selectedIconPath": "icons/home-open.png","iconPath": "icons/home.png","pagePath": "pages/index/index","text": "首页"},{"selectedIconPath": "icons/category-open.png","iconPath": "icons/category.png","pagePath": "pages/category/index","text": "分类"},{"selectedIconPath": "icons/cart-open.png","iconPath": "icons/cart.png","pagePath": "pages/cart/index","text": "购物车"},{"selectedIconPath": "icons/user-open.png","iconPath": "icons/user.png","pagePath": "pages/user/index","text": "我的"}]},"style": "v2","sitemapLocation": "sitemap.json"
}