HttpListenerRequest.QueryString Özellik

Tanım

Ad Alanı:

System.Net

Bütünleştirilmiş Kod:

System.Net.HttpListener.dll

Kaynak:

HttpListenerRequest.cs

İstekte yer alan sorgu dizesini alır.

public:
 property System::Collections::Specialized::NameValueCollection ^ QueryString { System::Collections::Specialized::NameValueCollection ^ get(); };

public System.Collections.Specialized.NameValueCollection QueryString { get; }

member this.QueryString : System.Collections.Specialized.NameValueCollection

Public ReadOnly Property QueryString As NameValueCollection

Özellik Değeri

NameValueCollection

NameValueCollection isteğine Urldahil edilen sorgu verilerini içeren bir nesne.

Örnekler

Aşağıdaki kod örneği özelliğinin QueryString kullanılmasını gösterir.

public static void ShowRequestProperties1 (HttpListenerRequest request)
{
    // Display the MIME types that can be used in the response.
    string[] types = request.AcceptTypes;
    if (types != null)
    {
        Console.WriteLine("Acceptable MIME types:");
        foreach (string s in types)
        {
            Console.WriteLine(s);
        }
    }
    // Display the language preferences for the response.
    types = request.UserLanguages;
    if (types != null)
    {
        Console.WriteLine("Acceptable natural languages:");
        foreach (string l in types)
        {
            Console.WriteLine(l);
        }
    }

    // Display the URL used by the client.
    Console.WriteLine("URL: {0}", request.Url.OriginalString);
    Console.WriteLine("Raw URL: {0}", request.RawUrl);
    Console.WriteLine("Query: {0}", request.QueryString);

    // Display the referring URI.
    Console.WriteLine("Referred by: {0}", request.UrlReferrer);

    //Display the HTTP method.
    Console.WriteLine("HTTP Method: {0}", request.HttpMethod);
    //Display the host information specified by the client;
    Console.WriteLine("Host name: {0}", request.UserHostName);
    Console.WriteLine("Host address: {0}", request.UserHostAddress);
    Console.WriteLine("User agent: {0}", request.UserAgent);
}

Public Shared Sub ShowRequestProperties1(ByVal request As HttpListenerRequest)
    ' Display the MIME types that can be used in the response.
    Dim types As String() = request.AcceptTypes

    If types IsNot Nothing Then
        Console.WriteLine("Acceptable MIME types:")

        For Each s As String In types
            Console.WriteLine(s)
        Next
    End If

    ' Display the language preferences for the response.
    types = request.UserLanguages

    If types IsNot Nothing Then
        Console.WriteLine("Acceptable natural languages:")

        For Each l As String In types
            Console.WriteLine(l)
        Next
    End If

    ' Display the URL used by the client.
    Console.WriteLine("URL: {0}", request.Url.OriginalString)
    Console.WriteLine("Raw URL: {0}", request.RawUrl)
    Console.WriteLine("Query: {0}", request.QueryString)

    ' Display the referring URI.
    Console.WriteLine("Referred by: {0}", request.UrlReferrer)

    ' Display the HTTP method.
    Console.WriteLine("HTTP Method: {0}", request.HttpMethod)

    ' Display the host information specified by the client.
    Console.WriteLine("Host name: {0}", request.UserHostName)
    Console.WriteLine("Host address: {0}", request.UserHostAddress)
    Console.WriteLine("User agent: {0}", request.UserAgent)
End Sub

Açıklamalar

URL'de, sorgu bilgileri yol bilgilerinden soru işareti (?) ile ayrılır. Ad/değer çiftleri eşittir işareti (=) ile ayrılır. Sorgu verilerine tek bir dize olarak erişmek için tarafından döndürülen Urlnesneden Uri özellik değerini alınQuery.

Not

eşittir işareti olmayan sorgular (örneğin, http://www.contoso.com/query.htm?Name) içindeki NameValueCollectionanahtara null eklenir.

Ayrıca bkz.

• HttpListener
• HttpListenerContext
• HttpListenerResponse