Initiates an asynchronous lookup operation.
Initiates an asynchronous lookup operation.
public IAsyncResult BeginLookup(string);
Initiates an asynchronous lookup operation that has a specified state object.
public IAsyncResult BeginLookup(string,object);
Initiates an asynchronous lookup operation that has a specified state object. This overload receives notification, through a callback, of the identity of the event handler for this operation.
public IAsyncResult BeginLookup(string,object,AsyncCallback);