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WebRequest.Headers Property

[This documentation is for preview only, and is subject to change in later releases. Blank topics are included as placeholders.]

When overridden in a descendant class, gets or sets the collection of header name/value pairs associated with the request.

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

public virtual WebHeaderCollection Headers { get; set; }

Property Value

Type: System.Net.WebHeaderCollection
A WebHeaderCollection containing the header name/value pairs associated with this request.
Exception Condition
NotImplementedException

Any attempt is made to get or set the property, when the property is not overridden in a descendant class.

The Headers property contains a WebHeaderCollection instance containing the header information to send to the Internet resource.

Note Note

The WebRequest class is an abstract class. The actual behavior of WebRequest instances at run time is determined by the descendant class returned by the WebRequest.Create method. For more information about default values and exceptions, see the documentation for the descendant classes, such as HttpWebRequest and FileWebRequest.

The following example displays the header name/value pairs associated with this request.



                     // Create a new request to the mentioned URL.	
			WebRequest myWebRequest=WebRequest.Create("http://www.contoso.com");		

			// Assign the response object of 'WebRequest' to a 'WebResponse' variable.
			WebResponse myWebResponse=myWebRequest.GetResponse();

			// Release the resources of response object.
			myWebResponse.Close();
			Console.WriteLine("\nThe HttpHeaders are \n{0}",myWebRequest.Headers);	
			


.NET Framework

Supported in: 4.5, 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

Windows 8 Release Preview, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 SP2, Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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

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