ElementInformation.IsCollection Tulajdonság

Definíció

Névtér:

System.Configuration

Szerelvény:

System.Configuration.ConfigurationManager.dll

Csomag:

System.Configuration.ConfigurationManager v11.0.0-preview.5.26302.115

Forrás:

ElementInformation.cs

Beolvas egy értéket, amely jelzi, hogy a társított ConfigurationElement objektum gyűjtemény-e ConfigurationElementCollection .

public:
 property bool IsCollection { bool get(); };

public bool IsCollection { get; }

member this.IsCollection : bool

Public ReadOnly Property IsCollection As Boolean

Tulajdonság értéke

Boolean

true ha a társított ConfigurationElement objektum gyűjtemény ConfigurationElementCollection ; falseellenkező esetben.

Példák

Az alábbi példa bemutatja, hogyan használhatja a tulajdonságot IsCollection .

static public void IsElementCollection()
{
    
    // Get the current configuration file.
    System.Configuration.Configuration config =
            ConfigurationManager.OpenExeConfiguration(
            ConfigurationUserLevel.None);
    
    // Get the section.
    UrlsSection section =
        (UrlsSection)config.GetSection("MyUrls");

    // Get the element.
    UrlConfigElement url = section.Simple;

    // Get the collection element.
    UrlsCollection urls = section.Urls;

    bool isCollection =
        url.ElementInformation.IsCollection;
    Console.WriteLine("Url element is a collection? {0}",
        isCollection.ToString());

    isCollection =
       urls.ElementInformation.IsCollection;
    Console.WriteLine("Urls element is a collection? {0}",
        isCollection.ToString());
}

Public Shared Sub IsElementCollection() 
    
    ' Get the current configuration file.
    Dim config _
    As System.Configuration.Configuration = _
    ConfigurationManager.OpenExeConfiguration( _
    ConfigurationUserLevel.None)

    ' Get the section.
    Dim section As UrlsSection = _
    CType(config.GetSection("MyUrls"), _
    UrlsSection)
    
    ' Get the element.
    Dim url As UrlConfigElement = section.Simple
    
    ' Get the collection element.
    Dim urls As UrlsCollection = section.Urls
    
    Dim isCollection As Boolean = _
    url.ElementInformation.IsCollection
    Console.WriteLine("Url element is a collection? {0}", _
    isCollection.ToString())
    
    isCollection = _
    urls.ElementInformation.IsCollection
    Console.WriteLine("Urls element is a collection? {0}", _
    isCollection.ToString())

End Sub