Manages the flow of the Web requests issued by the Sys.Net.WebRequest object to the associated executor object.
The default executor associated with a WebRequest object is an instance of the XmlHttpExecutor class. The executor is responsible for making the actual network requests.
The WebRequestManager class defines the default behavior for all Web requests so that you do not have to specify low-level network configuration settings for each request.
Each page contains only one WebRequestManager instance. However, you might have several instances of the WebRequest class and related executor.
The following example shows how to use the WebRequestManager class to set common properties and to execute a Web request.