FileInfo.Directory Property

Definition

Namespace:

System.IO

Assemblies:

netstandard.dll, System.Runtime.dll

Source:

FileInfo.cs

Gets an instance of the parent directory.

C#

public System.IO.DirectoryInfo? Directory { get; }

Property Value

DirectoryInfo

A DirectoryInfo object representing the parent directory of this file.

Exceptions

DirectoryNotFoundException

The specified path is invalid, such as being on an unmapped drive.

SecurityException

The caller does not have the required permission.

Examples

The following example opens or creates a file, determines its full path, and determines and displays the full contents of the directory.

C#

using System;
using System.IO;

public class DirectoryTest
{
    public static void Main()
    {

        // Open an existing file, or create a new one.
        FileInfo fi = new FileInfo("temp.txt");

        // Determine the full path of the file just created.
        DirectoryInfo di = fi.Directory;

        // Figure out what other entries are in that directory.
        FileSystemInfo[] fsi = di.GetFileSystemInfos();

        Console.WriteLine("The directory '{0}' contains the following files and directories:", di.FullName);

        // Print the names of all the files and subdirectories of that directory.
        foreach (FileSystemInfo info in fsi)
            Console.WriteLine(info.Name);
    }
}
//This code produces output similar to the following;
//results may vary based on the computer/file structure/etc.:
//
//The directory 'C:\Visual Studio 2005\release' contains the following files
//and directories:
//TempPE
//fileinfodirectory.exe
//fileinfodirectory.pdb
//newTemp.txt
//temp.txt

Remarks

To get the parent directory as a string, use the DirectoryName property.

Applies to

See also

• File and Stream I/O
• How to: Read Text from a File
• How to: Write Text to a File