Go Class Testing

package main

import "fmt"

type Person struct {
    Name string
}

type Android struct {
    Person //sort of like inheritence, if an "Android" is a "Person", it can use Talk().
    Model string
}

func (p *Person) Talk() { //"(p *Person)" means this is a method, it only works on "Person" structs, as in, structs with a "Person" type. Example: p.Talk().
    fmt.Printf("Hi, my name is %s!", p.Name)
}

func main() {
    a := new(Android)

    defer func(s string){ //anonymous function. Will not work if "defer" is removed, as a.Name is given a value only after it's declared.
        a.Talk() //instead of saying "a.Person.Talk()", we just use a.Talk(), because Android is a Person.
    }(a.Name)

    a.Name = "Lil' John"
}