go_pointer.go

package main

import (
	"fmt"
)

type Doit struct {
	count int64
}

type DoesIt struct {
	*Doit
	it int64
}

func (a *DoesIt) P() error {
	fmt.Printf("%v", a.count)
	a.count = a.count + 1
	return nil
}

var ate *DoesIt

func Make() *DoesIt {
	b := DoesIt{&Doit{}, 10}
	ate = &b
	b.it = 10
	return &b
}

func main() {
	a := Make()
	a.P()
	a.it = 12
	a.P()
	a.P()
	ate.P()
	a.P()
	fmt.Printf("%v", ate.it)
}