package main import ( "log" "github.com/fsnotify/fsnotify" ) func main() { // Create new watcher. watcher, err := fsnotify.NewWatcher() if err != nil { log.Fatal(err) } defer watcher.Close() // Start listening for events. go func() { for { select { case event, ok := <-watcher.Events: if !ok { return } log.Println("event:", event) if event.Has(fsnotify.Write) { log.Println("modified file:", event.Name) } case err, ok := <-watcher.Errors: if !ok { return } log.Println("error:", err) } } }() // Add a path. err = watcher.Add("E:\\test3\\E\\新建文件夹") if err != nil { log.Fatal(err) } // Block main goroutine forever. <-make(chan struct{}) }