Use FileStream to write a file by byte array : File Byte Read Write « File Directory Stream « C# / CSharp Tutorial

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C# / CSharp Tutorial » File Directory Stream » File Byte Read Write

15.10.2.Use FileStream to write a file by byte array

using System;

using System.Windows.Forms;

using System.IO;



class MainClass

{

  public static void Main() 

  {

    FileStream inStream = File.OpenRead("C:\\test.txt");

    FileStream outStream = File.OpenWrite("C:\\test.txt" + ".bak");

    byte[] buf = new byte[4096];

    int bytesRead;



    while ((bytesRead = inStream.Read(buf, 0, 4096)) > 0)

      outStream.Write(buf, 0, bytesRead);



    outStream.Flush();

    outStream.Close();

    inStream.Close();



  }

}

15.10.File Byte Read Write
	15.10.1.	Use FileStream to read a file by byte array
	15.10.2.	Use FileStream to write a file by byte array
	15.10.3.	Reading from a stream one byte at a time

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