golangHow to use iota for constants

package main
import "fmt"

const (
  Joe int = iota
  Donald
)

func main() {
  fmt.Println(Joe)
  fmt.Println(Donald)
}ctrl + cgithub

`package main` default package declaration	`import "fmt"` loads `fmt` package to operate on strings (and print them)
`const (` defines constants	`int = iota` assign int value to given constant and auto incremented value starting from `0`
`Joe` first constant with value `0`	`Donald` second constant with value `1`

package main
import "fmt"

const (
  Joe int = iota
  Donald
)

func main() {
  fmt.Println(Joe)
  fmt.Println(Donald)
}

0
1