illustrates the FileSystemWatcher class : File « File Stream « C# / C Sharp

illustrates the FileSystemWatcher class

illustrates the FileSystemWatcher class
Mastering Visual C# .NET
by Jason Price, Mike Gunderloy

Publisher: Sybex;
ISBN: 0782129110

  Example15_9.cs illustrates the FileSystemWatcher class

using System;
using System.IO;

public class Example15_9 

  // event handler for file change
  public static void OnChanged(object source, FileSystemEventArgs e) 
    // dump info to the screen
    Console.WriteLine("Change to " + e.FullPath + ": " +

  public static void Main() 

    // create a watcher for the c: drive
    FileSystemWatcher fsw = new FileSystemWatcher("c:\\");
    fsw.IncludeSubdirectories = true;

    // hook up the event handler
    fsw.Changed += new FileSystemEventHandler(OnChanged);

    // turn on file watching
    fsw.EnableRaisingEvents = true;
    // And wait for the user to quit
    Console.WriteLine("Press any key to exit");
    int i = Console.Read();




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14.File.Copy Method Copies file to a new file
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24.File.GetLastWriteTime Returns the date and time the specified file or directory was last written to.
25.File.Move Moves a file to a new location
26.File.Open Opens a FileStream on the specified path with read/write access.
27.File.Open Method (String, FileMode, FileAccess)
28.File.Open Method (String, FileMode, FileAccess, FileShare)
29.File.OpenRead Method Opens an existing file for reading.
30.File.OpenText Method Opens an existing UTF-8 encoded text file for reading.
31.File.OpenWrite Method Opens an existing file or creates a new file for writing.
32.File.ReadAllLines Method Opens a text file, reads all lines of the file, and then closes the file.
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