C# winform 修改app.config配置文件的实现类

 C# winform 修改app.config配置文件的实现类
[code=C#]

    class Configuration
    {
        public static string fileName=System.IO.Path.GetFileName(Application.ExecutablePath);
        public static bool addSetting(string key,string value){
            Configuration config = System.Configuration.ConfigurationManager.OpenExeConfiguration(fileName);
            config.AppSettings.Settings.Add(key, value);
            config.Save();
            return true;
        }
        public static string getSetting(string key){
            Configuration config = System.Configuration.ConfigurationManager.OpenExeConfiguration(fileName);
            string value=config.AppSettings.Settings[key].Value;
            return value;
        }
        public static bool updateSeeting(string key, string newValue)
        {
            Configuration config = System.Configuration.ConfigurationManager.OpenExeConfiguration(fileName);
            string value = config.AppSettings.Settings[key].Value=newValue;
            config.Save();
            return true;
        }
    }
}

[/code]

本文来自CSDN博客，出处：http://blog.csdn.net/fsict/archive/2009/02/02/3858965.aspx