func greetingPrefix(lang string) (prefix string) {
	switch lang {
	case spanish:
		prefix = spanishPrefix
		break
	case french:
		prefix = frenchPrefix
		break
	default:
		prefix = englishPrefix
	}
	return
}
// return whatever it's set to by just calling return rather than return prefix.
// signature we have made a named return value (prefix string).
return whatever it's set to by just calling return rather than return prefix.
signature we have made a named return value (prefix string).
// return whatever it ' s set to by just calling return rather than return prefix . // signature we have made a named return value ( prefix string ) .
func greetingPrefix(lang string) (prefix string) {
	switch lang {
	case spanish:
		prefix = spanishPrefix
		break
	case french:
		prefix = frenchPrefix
		break
	default:
		prefix = englishPrefix
	}
	return
}
func greetingPrefix ( lang string ) ( prefix string ) { switch lang { case spanish : prefix = spanishPrefix break case french : prefix = frenchPrefix break default : prefix = englishPrefix } return }
return whatever it's set to by just calling return rather than return prefix.
return whatever it ' s set to by just calling return rather than return prefix .