appsettings.cs

appsettings.cs

var location = Assembly.GetExecutingAssembly().Location;
var directory = Path.GetDirectoryName(location);
            
var file = Path.Combine(directory, "config.config");

var t = new ExeConfigurationFileMap();
t.ExeConfigFilename = file;
            
var config = ConfigurationManager.OpenMappedExeConfiguration(t, ConfigurationUserLevel.None);
var value = config.AppSettings.Settings["hello"].Value;