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FileSystemWatcher Constructor (String)

Initializes a new instance of the FileSystemWatcher class, given the specified directory to monitor.

Namespace:  System.IO
Assembly:  System (in System.dll)
public FileSystemWatcher(
	string path
)

Parameters

path
Type: System.String
The directory to monitor, in standard or Universal Naming Convention (UNC) notation.
ExceptionCondition
ArgumentNullException

The path parameter is null.

ArgumentException

The path parameter is an empty string ("").

-or-

The path specified through the path parameter does not exist.

PathTooLongException

path is too long.

NoteNote

The component will not watch the specified directory until the Path is set, and EnableRaisingEvents is true.

The component can watch files on your personal computer, a network drive, or a remote computer.

You cannot watch a remote computer that does not have Windows NT or Windows 2000. You cannot watch a remote Windows NT 4.0 computer from a Windows NT 4.0 computer. The Filter property is set by default to watch all files.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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