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简单XML操作类,
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/// <summary>
/// 返回XMl文件指定元素的指定属性值
/// </summary>
/// <param name="xmlElement">指定元素</param>
/// <param name="xmlAttribute">指定属性</param>
/// <returns></returns>
public static bool getXmlValue(string key,out string value)
{
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.Load(xmlName);
XmlNode xmlNode = xmlDoc.SelectSingleNode("root");
XmlNodeList xmlList = xmlNode.SelectNodes("data");
foreach (XmlElement temp in xmlList)
{
if (temp.GetAttribute("key").ToString() == key)
{
value = temp.GetAttribute("value");
return true;
}
}
value = "";
return false;
}
/// <summary>
/// 设置XMl文件指定元素的指定属性的值
/// </summary>
/// <param name="xmlElement">指定元素</param>
/// <param name="xmlAttribute">指定属性</param>
/// <param name="xmlValue">指定值</param>
public static bool setXmlValue(string key,string value)
{
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.Load(xmlName);
XmlNode xmlNode = xmlDoc.SelectSingleNode("root");
XmlNodeList xmlList = xmlNode.SelectNodes("data");
foreach (XmlElement temp in xmlList)
{
if (temp.GetAttribute("key").ToString() == key)
{
temp.SetAttribute("value",value);
xmlDoc.Save(xmlName);
return true;
}
}
return false;
}
/// <summary>
/// 增加一个属性存储
/// </summary>
/// <param name="xmlElement"></param>
/// <param name="xmlAttribute"></param>
/// <param name="xmlValue"></param>
public static bool addValue(string xmlElement,string key,string value)
{
//XmlDocument xmlDoc = new XmlDocument();
//xmlDoc.Load(xmlName);
//XmlElement xmlNode = xmlDoc.CreateElement(xmlElement);
//xmlNode.SetAttribute("key",key);
//xmlNode.SetAttribute("value",value);
//XmlNode xml = xmlDoc.DocumentElement.PrependChild(xmlNode);
//xmlDoc.Save(xmlName);
bool isExist = false;
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.Load(xmlName);
XmlNode xmlNode1 = xmlDoc.SelectSingleNode("root");
XmlNodeList xmlList = xmlNode1.SelectNodes("data");
foreach (XmlElement temp in xmlList)
{
if (temp.GetAttribute("key").ToString() == key)
{
isExist = true;
}
}
if (!isExist)
{
XmlElement xmlNode = xmlDoc.CreateElement(xmlElement);
xmlNode.SetAttribute("key",key);
xmlNode.SetAttribute("value",value);
XmlNode xml = xmlDoc.DocumentElement.PrependChild(xmlNode);
xmlDoc.Save(xmlName);
return true;
}
return false;
}
/// <summary>
/// 遍历方法
/// </summary>
/// <param name="orglist"></param>
/// <param name="xmlElement"></param>
/// <returns></returns>
public static IDictionary<string,string> Search(List<string> orglist)
{
IDictionary<string,string> dic = new Dictionary<string,string>();
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.Load(xmlName);
XmlNode xmlNode1 = xmlDoc.SelectSingleNode("root");
XmlNodeList xmlList = xmlNode1.SelectNodes("data");
foreach (XmlElement temp in xmlList)
{
foreach (string tempOrg in orglist)
{
if (temp.GetAttribute("key").ToString() == tempOrg)
{
dic.Add(tempOrg,temp.GetAttribute("value").ToString());
}
}
}
return dic;
}
原文链接:https://www.f2er.com/xml/298190.html