package main

import "fmt"

type Person struct {
  Name string
  Age int
}

func main() {
  p := Person{
    Name: "John",
    Age: 30,
  }

  // 打印变量p的内存地址
  fmt.Printf("Memory address of p: %p\n", &p)

  // 打印结构体字段的内存地址
  fmt.Printf("Memory address of p.Name: %p\n", &p.Name)
  fmt.Printf("Memory address of p.Age: %p\n", &p.Age)
}

$ go run test_go_system.go 
Memory address of p: 0xc000010030
Memory address of p.Name: 0xc000010030
Memory address of p.Age: 0xc000010040 

  // 打印变量p的内存地址
  fmt.Printf("Memory address of p: 0x%x\n", &p)

$ go run test_go_system.go 
Memory address of p: 0x&{4a6f686e 1e}
Memory address of p.Name: 0xc000010018
Memory address of p.Age: 0xc000010028