package main import ( "fmt" "strings" ) func main() { var orig string = "Hey, how are you George?" var lower string var upper string fmt.Printf("The original string is: %s\n", orig) lower = strings.ToLower(orig) fmt.Printf("The lowercase string is: %s\n", lower) upper = strings.ToUpper(orig) fmt.Printf("The uppercase string is: %s\n", upper) }