.NET (Core and Framework)

//Define a class of delegates that point to the Hid.DeviceReport.Read function.<br />
	//The delegate has the same parameters as Hid.DeviceReport.Read.<br />
	//Used for asynchronous reads from the device.<br />
	public delegate void ReadInputReportDelegate(int readHandle, int hidHandle, ref bool myDeviceDetected, ref byte[] readBuffer, ref bool success);

Hid.InputReport myInputReport = new Hid.InputReport();<br />
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//Define a delegate for the Read method of myInputReport.<br />
ReadInputReportDelegate myReadInputReportDelegate = new ReadInputReportDelegate(myInputReport.Read);<br />
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//The BeginInvoke method calls myInputReport.Read to attempt to read a report.<br />
//The method has the same parameters as the Read function,<br />
//plus two additional parameters:<br />
//GetInputReportData is the callback procedure that executes when the Read function returns.<br />
//MyReadInputReportDelegate is the asynchronous delegate object.<br />
//The last parameter can optionally be an object passed to the callback.<br />
ar = myReadInputReportDelegate.BeginInvoke(readHandle, hidHandle, ref myDeviceDetected, ref inputReportBuffer, ref success, new AsyncCallback(GetInputReportData), myReadInputReportDelegate);