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Sample 2. Using input and output parameters.

This sample demonstrates the using of the input and output parameters.
The data service method concatenates the input string with the string "You entered".

Press "Execute" button, using datumnode/datumnode as username/password.

private void button1_Click(object sender, RoutedEventArgs e)
		{
			textBlock1.Text = string.Empty;
 
			var request = new Sample.Tutorial.Script.Hello();
			request.Parameters.PValue = textBox1.Text;
 
			request.ExecuteCompleted += (s, args) =>
			{
				textBlock1.Text = args.Error == null ? request.Parameters.PResult : args.Error.Message;
			};
 
			request.BeginExecuteNonQuery();
		}

Full source code