Using an AsyncCallback Delegate and State Object - .NET
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When you use an AsyncCallback delegate to process the results of the asynchronous operation in a separate thread, you can use a state object to pass information between the callbacks and to retrieve a final result. demonstrates using asynchronous methods in the Dns class to retrieve Domain Name Syst
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- When you use an AsyncCallback delegate to process the results of the asynchronous operation in a separate thread, you can use a state object to pass information between the callbacks and to retrieve a final result.
- demonstrates using asynchronous methods in the Dns class to retrieve Domain Name System (DNS) information for user-specified computers.
- uses the HostRequest class to store state information.
- A HostRequest object gets created for each computer name entered by the user.
- This object is passed to the BeginGetHostByName method.
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