Configuration.AppSettings Proprietà

Definizione

Spazio dei nomi:

System.Configuration

Assembly:

System.Configuration.ConfigurationManager.dll

Pacchetto:

System.Configuration.ConfigurationManager v8.0.0

Source:

Configuration.cs

Ottiene la sezione di configurazione dell'oggetto AppSettingsSection valida per questo oggetto Configuration.

public:
 property System::Configuration::AppSettingsSection ^ AppSettings { System::Configuration::AppSettingsSection ^ get(); };

public System.Configuration.AppSettingsSection AppSettings { get; }

member this.AppSettings : System.Configuration.AppSettingsSection

Public ReadOnly Property AppSettings As AppSettingsSection

Valore della proprietà

AppSettingsSection

Oggetto AppSettingsSection che rappresenta la sezione di configurazione appSettings valida per questo oggetto Configuration.

Esempio

Nell'esempio di codice seguente viene illustrato come usare la AppSettings proprietà.

try
{
    AppSettingsSection appSettings =
        config.AppSettings as AppSettingsSection;
    Console.WriteLine("Section name: {0}",
            appSettings.SectionInformation.SectionName);

    // Get the AppSettings section elements.
    Console.WriteLine();
    Console.WriteLine("Using AppSettings property.");
    Console.WriteLine("Application settings:");
    // Get the KeyValueConfigurationCollection 
    // from the configuration.
    KeyValueConfigurationCollection settings =
      config.AppSettings.Settings;

    // Display each KeyValueConfigurationElement.
    foreach (KeyValueConfigurationElement keyValueElement in settings)
    {
        Console.WriteLine("Key: {0}", keyValueElement.Key);
        Console.WriteLine("Value: {0}", keyValueElement.Value);
        Console.WriteLine();
    }
}
catch (ConfigurationErrorsException e)
{
    Console.WriteLine("Using AppSettings property: {0}",
        e.ToString());
}

Try
    Dim appSettings As AppSettingsSection = TryCast(config.AppSettings, AppSettingsSection)
    Console.WriteLine("Section name: {0}", appSettings.SectionInformation.SectionName)

    ' Get the AppSettings section elements.
    Console.WriteLine()
    Console.WriteLine("Using AppSettings property.")
    Console.WriteLine("Application settings:")
    ' Get the KeyValueConfigurationCollection 
    ' from the configuration.
    Dim settings As KeyValueConfigurationCollection = config.AppSettings.Settings

    ' Display each KeyValueConfigurationElement.
    For Each keyValueElement As KeyValueConfigurationElement In settings
        Console.WriteLine("Key: {0}", keyValueElement.Key)
        Console.WriteLine("Value: {0}", keyValueElement.Value)
        Console.WriteLine()
    Next keyValueElement
Catch e As ConfigurationErrorsException
    Console.WriteLine("Using AppSettings property: {0}", e.ToString())
End Try

Commenti

Usare la proprietà per accedere e modificare la AppSettingsappSettings sezione di configurazione definita per impostazione predefinita nel file di configurazione aperto.