HttpWebResponse.StatusCode プロパティ
アセンブリ: System (system.dll 内)

/** @property */ public HttpStatusCode get_StatusCode ()
HttpStatusCode 値の 1 つ。



StatusCode を使用して HttpWebResponse のステータスが OK であることを確認する例を次に示します。
Public Shared Sub GetPage(url As [String]) Try ' Creates an HttpWebRequest with the specified URL. Dim myHttpWebRequest As HttpWebRequest = CType(WebRequest.Create(url), HttpWebRequest) ' Sends the request and waits for a response. Dim myHttpWebResponse As HttpWebResponse = CType(myHttpWebRequest.GetResponse(), HttpWebResponse) If myHttpWebResponse.StatusCode = HttpStatusCode.OK Then Console.WriteLine(ControlChars.Lf + ControlChars.NewLine + "Response Status Code is OK and StatusDescription is: {0}", myHttpWebResponse.StatusDescription) End If ' Release the resources of the response. myHttpWebResponse.Close() Catch e As WebException Console.WriteLine(ControlChars.Lf + ControlChars.NewLine + "Exception Raised. The following error occured : {0}", e.Status) Catch e As Exception Console.WriteLine(ControlChars.NewLine + "The following exception was raised : {0}", e.Message) End Try End Sub
public static void GetPage(String url) { try { // Creates an HttpWebRequest for the specified URL. HttpWebRequest myHttpWebRequest = (HttpWebRequest)WebRequest.Create(url); // Sends the HttpWebRequest and waits for a response. HttpWebResponse myHttpWebResponse = (HttpWebResponse)myHttpWebRequest.GetResponse(); if (myHttpWebResponse.StatusCode == HttpStatusCode.OK) Console.WriteLine("\r\nResponse Status Code is OK and StatusDescription is: {0}", myHttpWebResponse.StatusDescription); // Releases the resources of the response. myHttpWebResponse.Close(); } catch(WebException e) { Console.WriteLine("\r\nWebException Raised. The following error occured : {0}",e.Status); } catch(Exception e) { Console.WriteLine("\nThe following Exception was raised : {0}" ,e.Message); } }
void GetPage( String^ url ) { try { // Creates an HttpWebRequest for the specified URL. HttpWebRequest^ myHttpWebRequest = dynamic_cast<HttpWebRequest^>(WebRequest::Create( url )); // Sends the HttpWebRequest and waits for a response. HttpWebResponse^ myHttpWebResponse = dynamic_cast<HttpWebResponse^>(myHttpWebRequest->GetResponse()); if ( myHttpWebResponse->StatusCode == HttpStatusCode::OK ) { Console::WriteLine( "\r\nResponse Status Code is OK and StatusDescription is: {0}", myHttpWebResponse->StatusDescription ); } // Releases the resources of the response. myHttpWebResponse->Close(); } catch ( WebException^ e ) { Console::WriteLine( "\r\nWebException Raised. The following error occured : {0}", e->Status ); } catch ( Exception^ e ) { Console::WriteLine( "\nThe following Exception was raised : {0}", e->Message ); } }
public static void GetPage(String url) { try { // Creates an HttpWebRequest for the specified URL. HttpWebRequest myHttpWebRequest = (HttpWebRequest) WebRequest.Create(url); // Sends the HttpWebRequest and waits for a response. HttpWebResponse myHttpWebResponse = (HttpWebResponse) myHttpWebRequest.GetResponse(); if (myHttpWebResponse.get_StatusCode().Equals(HttpStatusCode.OK)) { Console.WriteLine("\r\nResponse Status Code is OK and " + "StatusDescription is: {0}", myHttpWebResponse.get_StatusDescription()); } // Releases the resources of the response. myHttpWebResponse.Close(); } catch (WebException e) { Console.WriteLine("\r\nWebException Raised. The " + "following error occured : {0}", e.get_Status()); } catch (System.Exception e) { Console.WriteLine("\nThe following Exception was raised : {0}" , e.get_Message()); } } //GetPage

Windows 98, Windows 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
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