指针类型 Pointer types https://golang.org/ref/spec#Pointer_types PointerType = "*" BaseType . BaseType = Type . *Point *[4]int 参考资料 Dig101:Go 之聊聊 struct 的内存对齐 Go 之如何操作结构体的非导出字段 https://gobyexample-cn.github.io/structs