指针、结构体

• https://www.liwenzhou.com/posts/Go/07_pointer/
• https://www.topgoer.com/go%E5%9F%BA%E7%A1%80/%E6%8C%87%E9%92%88.html
• https://www.liwenzhou.com/posts/Go/10-struct/
• https://www.topgoer.com/go%E5%9F%BA%E7%A1%80/%E7%BB%93%E6%9E%84%E4%BD%93.html
• https://github.com/lu569368/struct 实战小案例