wx.setTabBarItem({ index:0, text: '设置忙时', iconPath: '/image/busy_gray.png', selectedIconPath: '/image/busy_green.png',          success: function (res) {               console.log('indexBarSuccess3', res)           },           fail: function (res) {                 console.log('indexBarFail3', res)           },            complete: function (res) {                  console.log('indexBarComplete3', res)            } }); 显示调用成功，在开发者工具上正常显示，在手机端（iPhone && Android）就是不显示。 [图片]