func (t *Timer) String() string {
	return fmt.Sprintf("%s: %s", t.name, t.duration)
}
func (t *Timer) String() string {
	return fmt.Sprintf("%s: %s", t.name, t.duration)
}
func ( t * Timer ) String ( ) string { return fmt . Sprintf ( " " , t . name , t . duration ) }
// Return a string representation of the Timer.
Return a string representation of the Timer .