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.NET Framework Class Library
DirectoryInfo..::.Root Property

Gets the root portion of a path.

Namespace:  System.IO
Assembly:  mscorlib (in mscorlib.dll)
Visual Basic
Public ReadOnly Property Root As DirectoryInfo
C#
public DirectoryInfo Root { get; }
Visual C++
public:
property DirectoryInfo^ Root {
    DirectoryInfo^ get ();
}
F#
member Root : DirectoryInfo

Property Value

Type: System.IO..::.DirectoryInfo
A DirectoryInfo object representing the root of a path.
ExceptionCondition
SecurityException

The caller does not have the required permission.

For a list of common I/O tasks, see Common I/O Tasks.

The following example demonstrates how to determine the root location of a specified directory.

Visual Basic
Imports System
Imports System.IO

Public Class MoveToTest

    Public Shared Sub Main()
        ' Make a reference to a directory.
        Dim di As New DirectoryInfo("TempDir")

        ' Create the directory only if it does not already exist.
        If di.Exists = False Then
            di.Create()
        End If

        ' Create a subdirectory in the directory just created.
        Dim dis As DirectoryInfo = di.CreateSubdirectory("SubDir")
        Console.WriteLine("The root path of '{0}' is '{1}'", dis.Name, dis.Root)

        ' Delete the parent directory.
        di.Delete(True)
    End Sub 'Main
End Class 'MoveToTest
C#
using System;
using System.IO;

public class MoveToTest 
{
    public static void Main() 
    {

        // Make a reference to a directory.
        DirectoryInfo di = new DirectoryInfo("TempDir");

        // Create the directory only if it does not already exist.
        if (di.Exists == false)
            di.Create();

        // Create a subdirectory in the directory just created.
        DirectoryInfo dis = di.CreateSubdirectory("SubDir");
        Console.WriteLine("The root path of '{0}' is '{1}'", dis.Name, dis.Root);

        // Delete the parent directory.
        di.Delete(true);
    }
}
Visual C++
using namespace System;
using namespace System::IO;
int main()
{

   // Make a reference to a directory.
   DirectoryInfo^ di = gcnew DirectoryInfo( "TempDir" );

   // Create the directory only if it does not already exist.
   if (  !di->Exists )
      di->Create();


   // Create a subdirectory in the directory just created.
   DirectoryInfo^ dis = di->CreateSubdirectory( "SubDir" );
   Console::WriteLine( "The root path of '{0}' is '{1}'", dis->Name, dis->Root );

   // Delete the parent directory.
   di->Delete( true );
}

.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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