用法简介：
1.app.json中配置下tabBar即可，注意tabBar至少需要两个最多五个Item选项
这里简单列举一些属性值：对于tabBar整体属性设置：
对于tabBar中每个Item属性设置：
简单的例子如下：
"tabBar": { "selectedColor":"#8D503E", "list": [ { "pagePath": "pages/home_page/index", "iconPath": "img/home.png", "selectedIconPath": "img/home-s.png", "text": "首页" }, { "pagePath": "pages/sign_up/index", "iconPath": "img/task.png", "selectedIconPath": "img/task-s.png", "text": "选课报名" }, { "pagePath": "pages/party_subject/index", "iconPath": "img/dj.png", "selectedIconPath": "img/dj-s.png", "text": "党建专题" }, { "pagePath": "pages/person/index", "iconPath": "img/mine.png", "selectedIconPath": "img/mine-s.png", "text": "我的" } ] }
原文：https://www.cnblogs.com/wanan-01/p/9032734.html