func (s *Series) GetStart() float64 {
	if s == nil || s.Start == nil {
		return 0
	}
	return *s.Start
}
func (s *Series) GetStart() float64 {
	if s == nil || s.Start == nil {
		return 0
	}
	return *s.Start
}
func ( s * Series ) GetStart ( ) float64 { if s == nil || s . Start == nil { return 0 } return * s . Start }
// GetStart returns the Start field if non-nil, zero value otherwise.
GetStart returns the Start field if non - nil zero value otherwise .