func (g *GraphDefinitionMarker) GetVal() json.Number {
	if g == nil || g.Val == nil {
		return ""
	}
	return *g.Val
}
func (g *GraphDefinitionMarker) GetVal() json.Number {
	if g == nil || g.Val == nil {
		return ""
	}
	return *g.Val
}
func ( g * GraphDefinitionMarker ) GetVal ( ) json . Number { if g == nil || g . Val == nil { return " " } return * g . Val }
// GetVal returns the Val field if non-nil, zero value otherwise.
GetVal returns the Val field if non - nil zero value otherwise .