test.cs

try
{
  using TXTextControl.ServerTextControl tx = new TXTextControl.ServerTextControl();
  
  tx.Create();
  
  tx.Load("document.docx", TXTextControl.StreamType.WordprocessingML);
  tx.Save(out string plainText, TXTextControl.StringStreamType.PlainText);

  Console.WriteLine(plainText);
}
catch (Exception ex)
{
  Console.WriteLine($"An error occurred: {ex.Message}");
}