When overridden in a descendant class, gets or sets the collection of header name/value pairs associated with the request.
A System.Net.WebHeaderCollection containing the header name/value pairs associated with the current instance.
Type Reason NotSupportedException This property is not implemented in the derived class.
The WebRequest.Headers property contains a System.Net.WebHeaderCollection instance containing the header information to send to the Internet resource.
The System.Net.WebRequest class is an abstract class. The actual behavior of System.Net.WebRequest instances at run time is determined by the descendant class returned by the WebRequest.Create(Uri) method. For more information about default values and exceptions, see the documentation for the descendant classes, such as System.Net.HttpWebRequest and System.Net.FileWebRequest.