The following code.
XRect rc = new XRect();
rc.String = "10 10 200 100";
Response.Write($"Width = {rc.Width}");
Response.Write("<br>");
Response.Write($"Height = {rc.Height}");
Dim rc As New XRect()
rc.String = "10 10 200 100"
Response.Write($"Width = {rc.Width}")
Response.Write("<br>")
Response.Write($"Height = {rc.Height}")
Produces the following output.