Copy XmlNode from one XmlDocument object to another XmlDocument object

int NId=10;

// Create and load source XmlDocument object

XmlDocument SrcXmlDoc = new XmlDocument();

SrcXmlDoc.LoadXml(SrcXMLString);

//get xml node from source xml document

XmlNodeList SrcNodeList = SrcXmlDoc.SelectNodes(“/AddFlow/Node[./Url='” + NId + “‘]”);

// Create and load source XmlDocument object

XmlDocument TrgXmlDoc = new XmlDocument();

TrgXmlDoc.LoadXml(TrgXMLString);

// get xml node from target xml document

XmlNodeList TrgNodeList = TrgXmlDoc.SelectNodes(“/AddFlow/Node[./Url='” + NId + “‘]”);

// check xml node already exists or not

if (TrgNodeList != null & TrgNodeList.Count>0)

{

// remove xml node TrgXmlDoc.SelectNodes(“/AddFlow”).Item(0).RemoveChild(TrgNodeList.Item(0));

}

// import source xml node using SelectSingleNode and ImportNode methods

XmlNode SrcImpNode=SrcXmlDoc.SelectSingleNode(“/AddFlow/Node[./Url='” + NId + “‘]”);

XmlNode NewNode= TrgXmlDoc.ImportNode(SrcImpNode, true);

// Insert node into target xml document TrgXmlDoc.SelectNodes(“/AddFlow”).Item(0).AppendChild(NewNode);