Read and Write a Binary File

   
 

using System;
using System.IO;

public class BinaryFileTest {

    private static void Main() {
        FileStream fs = new FileStream("test.dat", FileMode.Create);
        BinaryWriter w = new BinaryWriter(fs);

        w.Write(1.2M);
        w.Write("string");
        w.Write("string 2");
        w.Write('!');
        w.Flush();
        w.Close();
        fs.Close();

        fs = new FileStream("test.dat", FileMode.Open);
        StreamReader sr = new StreamReader(fs);
        Console.WriteLine(sr.ReadToEnd());
        fs.Position = 0;
        BinaryReader br = new BinaryReader(fs);
        Console.WriteLine(br.ReadDecimal());
        Console.WriteLine(br.ReadString());
        Console.WriteLine(br.ReadString());
        Console.WriteLine(br.ReadChar());
        fs.Close();

    }
}

    


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