There are many R language books on this website, and they have been updated all the time, so it is not difficult to read them.
When searching for materials today, I retrieved the following book:
Where there is input, there will be output.
"R Package Development (2ed)"
- 2rd unpublished Chinese translation: https://r-packages-zh-cn.readthedocs.io/zh_CN/latest/index.html#
- English version: R Packages (2e) (r-pkgs.org)
- "R Package Development (Chinese translation has been published)" (Hadley, August 2016, People's Posts and Telecommunications Press) (This book has been published for a long time, and some functions in the book have been adjusted.)
"R Language Programming" (Zhang Jingxin, February 2023, People's Posts and Telecommunications Publishing House) (This book is very comprehensive and detailed, without redundant nonsense.)
"Geek Ideal of R: Advanced Development" (Zhang Dan, July 2015, Jigongshe)