ConfigurationCollectionAttribute(Type) Constructeur

  • Référence

Définition

Espace de noms:
System.Configuration
Assembly:
System.Configuration.ConfigurationManager.dll
Assembly:
System.Configuration.dll
Paquet:
System.Configuration.ConfigurationManager v6.0.0
Paquet:
System.Configuration.ConfigurationManager v7.0.0
Paquet:
System.Configuration.ConfigurationManager v8.0.0
Paquet:
System.Configuration.ConfigurationManager v9.0.0-preview.2.24128.5
Source:
ConfigurationCollectionAttribute.cs
Source:
ConfigurationCollectionAttribute.cs
Source:
ConfigurationCollectionAttribute.cs

Initialise une nouvelle instance de la classe ConfigurationCollectionAttribute.

public:
 ConfigurationCollectionAttribute(Type ^ itemType);
public ConfigurationCollectionAttribute (Type itemType);
new System.Configuration.ConfigurationCollectionAttribute : Type -> System.Configuration.ConfigurationCollectionAttribute
Public Sub New (itemType As Type)

Paramètres

itemType
Type

Type de la collection de propriétés à créer.

Exceptions

ArgumentNullException

itemType a la valeur null.

Exemples

L’exemple suivant montre comment utiliser .ConfigurationCollectionAttribute

// Declare the Urls collection property using the
// ConfigurationCollectionAttribute.
// This allows to build a nested section that contains
// a collection of elements.
[ConfigurationProperty("urls", IsDefaultCollection = false)]
[ConfigurationCollection(typeof(UrlsCollection),
    AddItemName = "add",
    ClearItemsName = "clear",
    RemoveItemName = "remove")]
public UrlsCollection Urls
{
    get
    {
        UrlsCollection urlsCollection =
            (UrlsCollection)base["urls"];
        return urlsCollection;
    }
}

' Declare the Urls collection property using the
' ConfigurationCollectionAttribute.
' This allows to build a nested section that contains
' a collection of elements.
<ConfigurationProperty("urls", IsDefaultCollection:=False),
    System.Configuration.ConfigurationCollection(GetType(UrlsCollection),
    AddItemName:="add", ClearItemsName:="clear", RemoveItemName:="remove")> _
Public ReadOnly Property Urls() As UrlsCollection
    Get
        Dim urlsCollection As UrlsCollection = CType(MyBase.Item("urls"), UrlsCollection)
        Return urlsCollection
    End Get
End Property

Remarques

Vous utilisez ce constructeur pour indiquer au .NET Framework le type personnalisé de la collection de propriétés à créer.

S’applique à