func (s *Series) HasStart() bool {
	if s != nil && s.Start != nil {
		return true
	}

	return false
}
func (s *Series) HasStart() bool {
	if s != nil && s.Start != nil {
		return true
	}

	return false
}
func ( s * Series ) HasStart ( ) bool { if s != nil && s . Start != nil { return true } return false }
// HasStart returns a boolean if a field has been set.
HasStart returns a boolean if a field has been set .