【C#】读取指定XML节点

news2025/4/9 0:41:46

📰XML文件

<?xml version="1.0" encoding="utf-8"?>
<configuration>
  <userSettings>
    <Internal.Settings type="Desktop">
      <setting name="StatsDisplayCount" serializeAs="String">
        <value>10</value>
      </setting>
      <setting name="EnableUndo" serializeAs="String">
        <value>False</value>
      </setting>
    </Internal.Settings>
    <Internal.Settings type="Desktop1">
      <setting name="DBConnection" serializeAs="String">
        <value>数据库身份验证</value>
      </setting>
      <setting name="AdvanceOption" serializeAs="String">
        <value />
      </setting>
    </Internal.Settings>
  </userSettings>
</configuration>

💻C#代码

        static void Main(string[] args)
        {
            string currentPath = System.AppDomain.CurrentDomain.BaseDirectory;
            DirectoryInfo directory = new DirectoryInfo(string.Format(@"{0}..\..\", currentPath));
            string UserConfigPath = Path.Combine(directory.FullName, "test.xml");
            if (File.Exists(UserConfigPath))
            {
                XmlDocument xml = new XmlDocument();
                xml.Load(UserConfigPath);
                XmlNode node = xml.SelectSingleNode("/configuration/userSettings/Internal.Settings/setting[@name='StatsDisplayCount']");
                if (node.InnerText != "")
                {
                    Console.WriteLine(node.InnerText);
                }
                else
                {
                    Console.WriteLine("空");
                }
            }
            Console.ReadKey();
        }