using System; using System.IO; using System.Text; class Test { public static void Main() { using (StreamWriter output = new StreamWriter("practice.txt")) { // Create and write a string containing the symbol for Pi. string srcString = "Area = u03A0r^2"; // Write the UTF-16 encoded bytes of the source string. byte[] utf16String = Encoding.Unicode.GetBytes(srcString); output.WriteLine("UTF-16 Bytes: {0}", BitConverter.ToString(utf16String)); Console.WriteLine(BitConverter.ToString(utf16String)); } } }