Samoy

Android在XML文件中配置，iOS在哪配置呢？

想实现当向上滑动时，出现“快速回到顶部”的图标，其他情况隐藏该图标的功能。

DatePicker component can not custom style

5

- [x] I have searched the [issues](https://github.com/ant-design/ant-design-mobile-rn/issues) of this repository and believe that this is not a duplicate. ### Reproduction link [https://github.com/ant-design/ant-design-mobile-rn/blob/v3.0.0/components/date-picker/datepicker/DatePickerProps.tsx](https://github.com/ant-design/ant-design-mobile-rn/blob/v3.0.0/components/date-picker/datepicker/DatePickerProps.tsx) ### Steps to reproduce 1. Import `DatePicker` component;...