using System; using System.IO; public class ReadWriteApp { public static void Main(string[] args) { FileStream s = new FileStream("Bar.txt", FileMode.Create); StreamWriter w = new StreamWriter(s); w.Write("Hello World"); w.Close(); s = new FileStream("Bar.txt", FileMode.Open); StreamReader r = new StreamReader(s); string t; while ((t = r.ReadLine()) != null) { Console.WriteLine(t); } w.Close(); } }