Mega Code Archive

 

Categories / C# by API / System IO

 

BufferedStream Write

using System; using System.Windows.Forms; using System.IO; public class MainClass  {   public static void Main()    {     OpenFileDialog dlgOpen = new OpenFileDialog();     dlgOpen.Title="Select file to back up";     if (dlgOpen.ShowDialog() == DialogResult.OK)     {       FileStream inStream = File.OpenRead(dlgOpen.FileName);       FileStream outStream = File.OpenWrite(dlgOpen.FileName + ".bak");       BufferedStream bufInStream = new BufferedStream(inStream);       BufferedStream bufOutStream = new BufferedStream(outStream);       byte[] buf = new byte[4096];       int bytesRead;       while ((bytesRead = bufInStream.Read(buf, 0, 4096)) > 0)         bufOutStream.Write(buf, 0, bytesRead);       bufOutStream.Flush();       bufOutStream.Close();       bufInStream.Close();       outStream.Close();       inStream.Close();     }   } }