插入xml文档操作类c

xml文档操作C#objXmlDoc.AppendChild(objXmlDoc.CreateXmlDeclaration( 1.0,utf-8 ,null));//置xml的版本格式信息objXmlDoc.AppendChild(objXmlDoc.CreateElement( , sRoot, ));//建根元素objXmlDoc.Save(XmlFile);//保存else//否 文件是否存在 不存在 建if(!(File.Exists(XmlFile)))objXmlDoc.AppendChild(objXmlDoc.CreateXmlDeclaration( 1.0,utf-8,null));objXmlDoc.AppendChild(objXmlDoc.CreateElement( , sRoot, ));objXmlDoc.Save(XmlFile);objXmlDoc.Load(XmlFile);catch(System.Exception ex)throw ex;strXmlFile=XmlFile;

///param name=XmlPathNode xPath /param

///returns有数据返回DataView 否返回null/returnspublic DataView GetData(string XmlPathNode)

//找数据。返回一个D ataVi ew

DataSet ds=new DataSet();try

StringReader read = newStringReader(objXmlDoc.SelectSingleNode(XmlPathNode).OuterXml);ds.ReadXml(read);

return ds.Tables[0].DefaultView;c atch

//throw;return null;

///summary

///更新点内容

////summary

///param name=xmlPathNode/param

///param name=content/parampublic void UpdateNode(string xmlPathNode, string content)objXmlDoc.SelectSingleNode(xmlPathNode).InnerText=content;

///summary

///更新点的某个属性

////summary

///param name=xmlPathNode要操作的点/param

///p aram name=AttribName属性名/p aram

///param name=AttribValue属性 /parampublic void UpdateNode(string xmlPathNode, string AttribName, string AttribValue)

((XmlElement)(objXmlDoc.SelectSingleNode(xmlPathNode))).SetAttribute(AttribName,AttribValue);

///param name=xmlPathNode要操作点的xpath句/param

///p aram name=arrAttribName属性名称字符串数 /p aram

///p aram name=arrAttrib Content属性内容字符串数 /param

///param name=content 点内容/parampublic void UpdateNode(string xmlPathNode, string[] arrAttribName, string[] arrAttribContent,string content)

XmlNode xn=objXmlDoc.SelectSingleNode(xmlPathNode);if(xn!=null)xn.InnerText=content;xn.Attributes.RemoveAll();for(int i=0; i=arrAttribName.GetUpperB ound(0); i++)

((XmlElement)(xn)).S etAttribute(arrAttribName[i],arrAttrib C ontent[i]);

///summary

///移除定点集的所有属性

////summary

///param name=xmlPathNode/parampublic void RemoveAllAttribute(string xmlPathNode)

XmlNodeList xnl=objXmlDoc.SelectNodes(xmlPathNode);foreach(XmlNode xn in xnl)xn.Attributes.RemoveAll();string mainNode=Node.Substring(0,Node.LastIndexOf(/));objXmlDoc.SelectSingleNode(mainNode).RemoveChild(objXmlDoc.SelectSingleNode(Node));c atch

//throw;

r e turn;public void InsertNodeWithChild(string mainNode, string ChildNode, string Element, stringContent)

//插入一点和此点的一子点。

XmlNode objRootNode=objXmlDoc.SelectSingleNode(mainNode);

XmlElement obj ChildNode=objXmlDoc.CreateElement(ChildNode);objRootNode.AppendChild(obj ChildNode);//插入点

XmlElement objElement=objXmlDoc.CreateElement(Element);obj Element.InnerText=Content;obj ChildNode.AppendChild(objElement);//插入子点

///summary

///插入一个点 一个Attribute和innerText

////summary

///param name=mainNode/param

///param name=Element 点名称/param

///p aram name=Attrib Attribute名称/param

///param name=Attrib Content Attribute /param

///param name=Content innerText /parampublic void InsertNode(string mainNode, string Element, string Attrib, string AttribContent,string Content)

XmlNode objNode=objXmlDoc.SelectSingleNode(mainNode);

XmlElement objElement=objXmlDoc.CreateElement(Element);obj Element.S etAttribute(Attrib,Attrib Content);

obj Element.InnerText=Content;objNode.AppendChild(objElement);

///summary

///插入一个点 一个Attrib ute

////summary

///param name=mainNode/param

///param name=Element 点名称/param

///p aram name=Attrib Attribute名称/param

///param name=Attrib Content Attribute /parampublic void InsertNode(string mainNode, string Element, string Attrib, string AttribContent)XmlNode objNode=objXmlDoc.SelectSingleNode(mainNode);

XmlElement objElement=objXmlDoc.CreateElement(Element);obj Element.S etAttribute(Attrib,Attrib Content);objNode.AppendChild(objElement);

///param name=Element 点名称/parampublic void InsertNode(string mainNode, string Element)

XmlNode objNode=objXmlDoc.SelectSingleNode(mainNode);

XmlElement objElement=objXmlDoc.CreateElement(Element);objNode.AppendChild(objElement);

///summarypublic void InsertNode(string mainNode, string elementName, string[] arrAttributeName,

string[]arrAttributeContent, string elementContent)try

XmlNode objNode=objXmlDoc.SelectSingleNode(mainNode);

XmlElement objElement=objXmlDoc.CreateElement(elementName);for(int i=0; i=arrAttributeName.GetUpperB ound(0); i++)obj Element.S etAttribute(arrAttributeName[i],arrAttribute C ontent[i]);obj Element.InnerText=elementContent;objNode.AppendChild(objElement);c atchthrow;

//string t=mainNode;

//;

///summary

///插入一个点 多个属性

////summarypublic void InsertNode(string mainNode, string elementName, string[] arrAttributeName,string[]arrAttribute Content)try

XmlNode objNode=objXmlDoc.SelectSingleNode(mainNode);

XmlElement objElement=objXmlDoc.CreateElement(elementName);for(int i=0; i=arrAttributeName.GetUpperB ound(0); i++)obj Element.S etAttribute(arrAttributeName[i],arrAttribute C ontent[i]);

//obj Element.InnerText=elementContent;

objNode.AppendChild(objElement);c atchthrow;

//string t=mainNode;

//;

///summary

///插入子点(多个属性)

////summary

///param name=parentNode要插入的父点/param

///param name=elementName插入的点名称/param

///p aram name=arrAttributeName属性名称[数] /p aram

///p aram name=arrAttribute Content属性内容[数] /param

///param name=elementContent 点内容/parampublic void AddChildNode(string parentNodePath, string elementName, string[]arrAttributeName, string[]arrAttributeContent, string elementContent)try

XmlNode parentNode=objXmlDoc.SelectSingleNode(parentNodePath);

XmlElement obj ChildElement=objXmlDoc.CreateElement(elementName);for(int i=0; i=arrAttributeName.GetUpperB ound(0); i++)obj ChildElement.S etAttribute(arrAttributeName[i],arrAttribute Content[i]);obj ChildElement.InnerText=elementContent;parentNode.AppendChild(obj ChildElement);

c atchr e turn;

///summary

///插入子点(将内容以CD ata形式写入)

////summary

///param name=parentNode要插入的父点/param

///param name=elementName插入的点名称/param

///param name=elementContent 点内容/parampublic void AddChildNodeCData(string parentNodePath, string elementName, stringelementContent)try

XmlNode parentNode=objXmlDoc.SelectSingleNode(parentNodePath);

XmlElement obj ChildElement=objXmlDoc.CreateElement(elementName);

//写入cData数据

XmlCDataSection xcds=objXmlDoc.CreateCDataSection(elementContent);obj ChildElement.AppendChild(xcds);parentNode.AppendChild(obj ChildElement);c atchr e turn;

///param name=parentNode要插入的父点/param

///param name=elementName插入的点名称/param

///param name=elementContent 点内容/param

public void AddChildNode(string parentNodePath, string elementName, string elementContent)try

XmlNode parentNode=objXmlDoc.SelectSingleNode(parentNodePath);

XmlElement obj ChildElement=objXmlDoc.CreateElement(elementName);obj ChildElement.InnerText=elementContent;parentNode.AppendChild(obj ChildElement);c atchr e turn;

///summary

///根据xp ath 找点

////summary

///p aram name=NodeP ath要找点的xp ath /p aram

///returns找到返回true,否返回true/returnspublic bool FindNode(string NodePath)tryif(objXmlDoc.SelectSingleNode(NodePath) !=null)return true;elsereturn false;c atchreturn false;

用方法