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package main
// import multiple packages
import (
"fmt"
"strings"
)
func main() {
// convert the string to lowercase
lower := strings.ToLower("GOLANG STRINGS")
fmt.Println(lower)
// convert the string to uppercase
upper := strings.ToUpper("golang strings")
fmt.Println(upper)
// create a string array
stringArray := []string{"I love", "Go Programming"}
// join elements of array with space in between
joinedString := strings.Join(stringArray, " ");
fmt.Println(joinedString)
}