package main

import "fmt"

// Go has built-in support for multiple return values.
// This feature is used often in idiomatic Go, for example
// to return both result and error values from a function.

// The (int, int) in this function signature shows that the
// function returns 2 ints
func vals() (int, int) {
	return 3, 7
}

func main() {
	// use 2 different return values from the call with
	// multiple assignment
	a, b := vals()
	fmt.Println(a)
	fmt.Println(b)

	// if you only want a subset of the returned values, use the
	// blank identifier _
	_, c := vals()
	fmt.Println(c)
}