using System;

using System.IO;

using System.Linq;

using System.Net;

using System.Text;

​

namespace ConsoleApp1

{

    public class Program

    {

        public static void Main(string[] args)

        {

            var value = 5555;

            using (var binaryFile = new FileStream("file.bin", FileMode.Create))

            {

                using (var binaryWriter = new BinaryWriter(binaryFile))

                {

                    binaryWriter.Write(value);

                }

            }

​

            using (var binaryFile = new FileStream("file.txt", FileMode.Create))

            {

                using (var streamWriter = new StreamWriter(binaryFile))

                {

                    streamWriter.Write(value);

                }

            }

            Console.WriteLine(string.Format("Zapisano do plików liczbę {0}..", value));

​

            using (var fs = new FileStream(@"file.bin", FileMode.Open, FileAccess.Read))

            {

                using (var binary = new BinaryReader(fs, Encoding.ASCII))

                {

                    Console.WriteLine(string.Format("Binary: {0}", binary.ReadInt32()));

                }

            }

​

            using (var fs = new FileStream("file.txt", FileMode.Open, FileAccess.Read))

            {

                using (var binary = new BinaryReader(fs, Encoding.ASCII))

                {

                    var stringBuilder = new StringBuilder();

                    char character;

                    while (binary.BaseStream.Position != binary.BaseStream.Length && (character = binary.ReadChar()) != '\n') // czytam tylko do znaku końca linijki

                    {

                        stringBuilder.Append(character);

                    }

                    Console.WriteLine(string.Format("Characters: {0}", stringBuilder));

​

                    binary.BaseStream.Position = 0; // ustawiam pozycje streama na początek

                    Console.WriteLine(string.Format("Read characters[4] as int: {0}", binary.ReadInt32()));

                }

            }

​

        }

    }

}

​