uni - app 设置 tabbar_uni.settabbar

官方文档：uni.setTabBarItem(OBJECT) | uni-app官网

uni.setTabBarItem(OBJECT)

动态设置 tabBar 某一项的内容

uni.setTabBarItem({
  index: 0,
  text: 'text',
  iconPath: '/path/to/iconPath',
  selectedIconPath: '/path/to/selectedIconPath'
})

// pages.json
{
  "tabBar": {
    "iconfontSrc":"static/iconfont.ttf",
    "list": [
      {
        "pagePath": "pages/index/index",
        "text": "Tab1",
        "iconfont": {
          "text": "\ue102",
          "selectedText": "\ue103",
          "fontSize": "17px",
          "color": "#000000",
          "selectedColor": "#0000ff"
        }
      }
    ]
  }

uni.setTabBarStyle(OBJECT)

动态设置 tabBar 的整体样式

uni.setTabBarStyle({
  color: '#FF0000',
  selectedColor: '#00FF00',
  backgroundColor: '#0000FF',
  borderStyle: 'white'
})