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HttpWebRequest.HaveResponse Property

.NET Framework 4

Other Versions

Gets a value that indicates whether a response has been received from an Internet resource.

Namespace: System.Net
Assembly: System (in System.dll)

Syntax

C++

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public bool HaveResponse { get; }

Property Value

Type: System.Boolean
true if a response has been received; otherwise, false.

Examples

The following code example checks the HaveResponse property to determine if a response has been received from an Internet resource.

C++

Copy


			// Create a new 'HttpWebRequest' Object.
			HttpWebRequest myHttpWebRequest=(HttpWebRequest)WebRequest.Create("http://www.contoso.com");
			HttpWebResponse myHttpWebResponse;
			// Display the 'HaveResponse' property of the 'HttpWebRequest' object to the console.
			Console.WriteLine("\nThe value of 'HaveResponse' property before a response object is obtained :{0}",myHttpWebRequest.HaveResponse);
			// Assign the response object of 'HttpWebRequest' to a 'HttpWebResponse' variable.
			myHttpWebResponse=(HttpWebResponse)myHttpWebRequest.GetResponse();
			if (myHttpWebRequest.HaveResponse)
			{
				Stream streamResponse=myHttpWebResponse.GetResponseStream();
				StreamReader streamRead = new StreamReader( streamResponse );
				Char[] readBuff = new Char[256];
				int count = streamRead.Read( readBuff, 0, 256 );
				Console.WriteLine("\nThe contents of Html Page are :  \n");	
				while (count > 0) 
				{
					String outputData = new String(readBuff, 0, count);
					Console.Write(outputData);
					count = streamRead.Read(readBuff, 0, 256);
				}
				// Close the Stream object.
				streamResponse.Close();
				streamRead.Close();
				// Release the HttpWebResponse Resource.
				myHttpWebResponse.Close();
				Console.WriteLine("\nPress 'Enter' key to continue..........");
				Console.Read();
			}
			else
			{
				Console.WriteLine("\nThe response is not received ");
			}

Version Information

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Portable Class Library

Supported in: Portable Class Library

Platforms

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

Reference

HttpWebRequest Class

System.Net Namespace

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FAQ

The example is for .NET 3.5 not for .net .4

I wonder when Microsoft can fix this issue after releasing .net 4.0 or they shouldn't release it before fixing samples.

History

6/30/2011
ahmet murati kosova