C#操作Xml文件读取增加删除修改查询
				
									
					
					
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							admin 2025年1月10日 20:23
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				/// <summary>/// 追加节点/// </summary>/// <param name="filePath">XML文档绝对路径</param>/// <param name="xPath">范例: @"Skill/First/SkillItem"</param>/// <param name="xmlNode">XmlNode节点</param>/// <returns></returns>public static bool AppendChild(string filePath, string xPath, XmlNode xmlNode){	try	{		XmlDocument doc = new XmlDocument();		doc.Load(filePath);		XmlNode xn = doc.SelectSingleNode(xPath);		XmlNode n = doc.ImportNode(xmlNode, true);		xn.AppendChild(n);		doc.Save(filePath);		return true;	}	catch	{		return false;	}}
/// <summary>/// 从XML文档中读取节点追加到另一个XML文档中/// </summary>/// <param name="filePath">需要读取的XML文档绝对路径</param>/// <param name="xPath">范例: @"Skill/First/SkillItem"</param>/// <param name="toFilePath">被追加节点的XML文档绝对路径</param>/// <param name="toXPath">范例: @"Skill/First/SkillItem"</param>/// <returns></returns>public static bool AppendChild(string filePath, string xPath, string toFilePath, string toXPath){	try	{		XmlDocument doc = new XmlDocument();		doc.Load(toFilePath);		XmlNode xn = doc.SelectSingleNode(toXPath);
		XmlNodeList xnList = ReadNodes(filePath, xPath);		if (xnList != null)		{			foreach (XmlElement xe in xnList)			{				XmlNode n = doc.ImportNode(xe, true);				xn.AppendChild(n);			}			doc.Save(toFilePath);		}		return true;	}	catch	{		return false;	}}
/// <summary>/// 修改节点的InnerText的值/// </summary>/// <param name="filePath">XML文件绝对路径</param>/// <param name="xPath">范例: @"Skill/First/SkillItem"</param>/// <param name="value">节点的值</param>/// <returns></returns>public static bool UpdateNodeInnerText(string filePath, string xPath, string value){	try	{		XmlDocument doc = new XmlDocument();		doc.Load(filePath);		XmlNode xn = doc.SelectSingleNode(xPath);		XmlElement xe = (XmlElement)xn;		xe.InnerText = value;		doc.Save(filePath);	}	catch	{		return false;	}	return true;}
/// <summary>/// 读取XML文档/// </summary>/// <param name="filePath">XML文件绝对路径</param>/// <returns></returns>public static XmlDocument LoadXmlDoc(string filePath){	try	{		XmlDocument doc = new XmlDocument();		doc.Load(filePath);		return doc;	}	catch	{		return null;	}}
/// <summary>/// 读取XML的所有子节点/// </summary>/// <param name="filePath">XML文件绝对路径</param>/// <param name="xPath">范例: @"Skill/First/SkillItem"</param>/// <returns></returns>public static XmlNodeList ReadNodes(string filePath, string xPath){	try	{		XmlDocument doc = new XmlDocument();		doc.Load(filePath);		XmlNode xn = doc.SelectSingleNode(xPath);		XmlNodeList xnList = xn.ChildNodes;  //得到该节点的子节点		return xnList;	}	catch	{		return null;	}}
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该文章在 2025/1/11 18:19:47 编辑过