c# 动态修改app.config文件

kanoalibby

于 2009-05-03 21:04:00 发布

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文章标签： c# string class

本文链接：https://blog.youkuaiyun.com/kanoalibby/article/details/4146261

版权

public class AppConfig
{
     private XmlDocument Doc=new XmlDocument();
     private AppDomain Ad = AppDomain.CurrentDomain;
     public AppConfig()
         {
               Doc.Load(Ad.SetupInformation.ConfigurationFile);
          }
     public void LoadAppConfig()
         {
               Doc.Load(Ad.SetupInformation.ConfigurationFile);
         }
     public void SetAppValue(string key,string newValue)
        {
               Doc.SelectSingleNode("/configuration/appSettings/add[@key='"+key+"']").Attributes["value"].Value = newValue;
        }
     public void SaveAppConfig()
        {
              Doc.Save(Ad.SetupInformation.ConfigurationFile);
              Doc.Load(Ad.SetupInformation.ConfigurationFile);
        }
     public string GetAppValue(string key)
        {
              return Doc.SelectSingleNode("/configuration/appSettings/add[@key='" + key + "']").Attributes["value"].Value;
        }
}