string fullPathname = openFileDialog.FileName; FileInfo src = new FileInfo(fullPathname); fileName.Text = src.Name; source.Clear(); using (TextReader reader = new StreamReader(fullPathname)) { string line; while ((line = reader.ReadLine()) != null) { source.Text += line + "\n"; } }
public static void RefValue(ref int param) { param = 42; } public static void OutValue(out int param) { param = 43; } int i = 0; Pass.RefValue(ref i); Console.WriteLine(i);//42 int j = 0; Pass.OutValue(out j); Console.WriteLine(j);//43