Catrobat.IDE.Core.Xml.XmlObjects.Formulas.XmlFormulaTree.CreateXml C# (CSharp) Method

        internal override XElement CreateXml()
        {
            var xRoot = new XElement(XmlConstants.Formula);

            if(LeftChild != null)
                xRoot.Add(LeftChild.CreateXML(XmlConstants.LeftChild));
            if(RightChild != null)
                xRoot.Add(RightChild.CreateXML(XmlConstants.RightChild));
            if (VariableType != null)
            {
                var variableTypeElement = new XElement(XmlConstants.Type);
                variableTypeElement.Value = VariableType;
                xRoot.Add(variableTypeElement);
            }
            if(VariableValue != null)
            {
                var variableValueElement = new XElement(XmlConstants.Value);
                variableValueElement.Value = VariableValue;
                xRoot.Add(variableValueElement);
            }
                

            return xRoot;
        }