'close' 事件
当监视器停止监视变化时触发。 关闭的 <fs.FSWatcher> 对象在事件句柄中不再可用。
Emitted when the watcher stops watching for changes. The closed <fs.FSWatcher> object is no longer usable in the event handler.
当监视器停止监视变化时触发。 关闭的 <fs.FSWatcher> 对象在事件句柄中不再可用。
Emitted when the watcher stops watching for changes. The closed <fs.FSWatcher> object is no longer usable in the event handler.