File System Watcher

If a file is changed, created, or deleted, the path to the file prints to the console. When a file is renamed, the old and new paths print to the console. C# Definition · Examples

Changed對所監視目錄中檔案或目錄的上次存取時間、上次存取時間或安全性許可權進行大小、系統屬性、上次寫入時間、上次存取時間或安全性許可權時，就會引發事件。

元件會設定為watch，以便 LastWrite 變更和 LastAccess 時間、建立、刪除或重新命名目錄中的文本檔。 如果檔案已變更、建立或刪除，則檔案的路徑會列印至主控台。 重新命名 ... 定義 · 範例

The Changed event is raised unexpectedly when a file is renamed, but is not raised when a directory is renamed. To watch for renaming, use the Renamed event.

FileSystemWatcher class : The FileSystemWatcher class in the System.IO namespace can be used to monitor changes to the file system. It watches a ...

Specify what is done when a file is changed, created, or deleted. Console.WriteLine(File: + e.FullPath + + e.ChangeType); }

It's enough if you create a watcher for each directory (and optionally, you can have the watcher to monitor a whole directory tree.)

FileSystemWatcher listens to the file system change notifications and raises events when a directory, or file in a directory, changes.

There are a few different ways to detect file system changes in C#. One such way is to use the FileSystemWatcher class.

The C# DirectoryWatcher library is a high-performance Open Source implementation that allows us to detect real-time changes in files and directories.