private string GetProjectNameByConfig()
{
LocalConfigXml.SetKey("XMLOfProjectNames.xml", "serverIP", "123");
LocalConfigXml.SetKey("XMLOfProjectNames.xml", "tagItem", "12365465");
LocalConfigXml.GetKey("XMLOfProjectNames.xml", "serverIP");
return("");
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.Load(System.Environment.CurrentDirectory + "/XMLOfProjectNames.xml");
//取根结点
// var root = xmlDoc.DocumentElement;//取到根结点
//取指定的单个结点
XmlNode oldChild = xmlDoc.SelectSingleNode("OPCConfig/connectionstrings/connectionstring");
//取指定的结点的集合
XmlNodeList nodes = xmlDoc.SelectNodes("OPCConfig/connectionstrings/tagsSettings");
//取到所有的xml结点
XmlNodeList nodelist = xmlDoc.GetElementsByTagName("*");
return(oldChild.Name);
}
public void test()
{
LocalConfigXml.SetKey("opcCofig.xml", "serverIP", "2456465");
}