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How to track changes in a folder?
C# after pythona, something doesn't work))
I go to the off-site documentation site and find FileSystemWatcher there.
I insert the code, it does not work, the question is HOW SO ??
using System;
using System.IO;
using System.Security.Permissions;
public class Watcher
{
public static void Main()
{
Run();
}
[PermissionSet(SecurityAction.Demand, Name = "FullTrust")]
private static void Run()
{
string[] args = Environment.GetCommandLineArgs();
// If a directory is not specified, exit program.
if (args.Length != 2)
{
// Display the proper way to call the program.
Console.WriteLine("Usage: Watcher.exe (directory)");
return;
}
// Create a new FileSystemWatcher and set its properties.
using (FileSystemWatcher watcher = new FileSystemWatcher())
{
watcher.Path = args[1];
// Watch for changes in LastAccess and LastWrite times, and
// the renaming of files or directories.
watcher.NotifyFilter = NotifyFilters.LastAccess
| NotifyFilters.LastWrite
| NotifyFilters.FileName
| NotifyFilters.DirectoryName;
// Only watch text files.
watcher.Filter = "*.txt";
// Add event handlers.
watcher.Changed += OnChanged;
watcher.Created += OnChanged;
watcher.Deleted += OnChanged;
watcher.Renamed += OnRenamed;
// Begin watching.
watcher.EnableRaisingEvents = true;
// Wait for the user to quit the program.
Console.WriteLine("Press 'q' to quit the sample.");
while (Console.Read() != 'q') ;
}
}
// Define the event handlers.
private static void OnChanged(object source, FileSystemEventArgs e) =>
// Specify what is done when a file is changed, created, or deleted.
Console.WriteLine($"File: {e.FullPath} {e.ChangeType}");
private static void OnRenamed(object source, RenamedEventArgs e) =>
// Specify what is done when a file is renamed.
Console.WriteLine($"File: {e.OldFullPath} renamed to {e.FullPath}");
}
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Picked it up, it seems, but it's not clear how to make it
monitor in C: \ 1 \ and other subfolders?
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