DirectoryInfo.Root Propriété

Définition

Espace de noms:

System.IO

Assembly:

System.Runtime.dll

Source:

DirectoryInfo.cs

Obtient la partie racine du répertoire.

public:
 property System::IO::DirectoryInfo ^ Root { System::IO::DirectoryInfo ^ get(); };

public System.IO.DirectoryInfo Root { get; }

member this.Root : System.IO.DirectoryInfo

Public ReadOnly Property Root As DirectoryInfo

Valeur de propriété

DirectoryInfo

Objet qui représente la racine du répertoire.

Exceptions

SecurityException

L'appelant n'a pas l'autorisation requise.

Exemples

L’exemple suivant affiche les emplacements racine des répertoires spécifiés.

using System;
using System.IO;

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            DirectoryInfo di1 = new DirectoryInfo(@"\\tempshare\tempdir");
            DirectoryInfo di2 = new DirectoryInfo("tempdir");
            DirectoryInfo di3 = new DirectoryInfo(@"x:\tempdir");
            DirectoryInfo di4 = new DirectoryInfo(@"c:\");

            Console.WriteLine("The root path of '{0}' is '{1}'", di1.FullName, di1.Root);
            Console.WriteLine("The root path of '{0}' is '{1}'", di2.FullName, di2.Root);
            Console.WriteLine("The root path of '{0}' is '{1}'", di3.FullName, di3.Root);
            Console.WriteLine("The root path of '{0}' is '{1}'", di4.FullName, di4.Root);
        }
    }
}
/*
This code produces output similar to the following:

The root path of '\\tempshare\tempdir' is '\\tempshare\tempdir'
The root path of 'c:\Projects\ConsoleApplication1\ConsoleApplication1\bin\Debug\tempdir' is 'c:\'
The root path of 'x:\tempdir' is 'x:\'
The root path of 'c:\' is 'c:\'
Press any key to continue . . .

*/

open System.IO

let di1 = DirectoryInfo @"\\tempshare\tempdir"
let di2 = DirectoryInfo "tempdir"
let di3 = DirectoryInfo @"x:\tempdir"
let di4 = DirectoryInfo @"c:\"

printfn $"The root path of '{di1.FullName}' is '{di1.Root}'"
printfn $"The root path of '{di2.FullName}' is '{di2.Root}'"
printfn $"The root path of '{di3.FullName}' is '{di3.Root}'"
printfn $"The root path of '{di4.FullName}' is '{di4.Root}'"
(*
This code produces output similar to the following:

The root path of '\\tempshare\tempdir' is '\\tempshare\tempdir'
The root path of 'c:\Projects\ConsoleApplication1\ConsoleApplication1\bin\Debug\tempdir' is 'c:\'
The root path of 'x:\tempdir' is 'x:\'
The root path of 'c:\' is 'c:\'
Press any key to continue . . .

*)

Imports System.IO

Module Module1

    Sub Main()
        Dim di1 As DirectoryInfo = New DirectoryInfo("\\tempshare\tempdir")
        Dim di2 As DirectoryInfo = New DirectoryInfo("tempdir")
        Dim di3 As DirectoryInfo = New DirectoryInfo("x:\tempdir")
        Dim di4 As DirectoryInfo = New DirectoryInfo("c:\")

        Console.WriteLine("The root path of '{0}' is '{1}'", di1.FullName, di1.Root)
        Console.WriteLine("The root path of '{0}' is '{1}'", di2.FullName, di2.Root)
        Console.WriteLine("The root path of '{0}' is '{1}'", di3.FullName, di3.Root)
        Console.WriteLine("The root path of '{0}' is '{1}'", di4.FullName, di4.Root)
    End Sub

End Module

' This code produces output similar to the following:

' The root path of '\\tempshare\tempdir' is '\\tempshare\tempdir'
' The root path of 'c:\Projects\ConsoleApplication1\ConsoleApplication1\bin\Debug\tempdir' is 'c:\'
' The root path of 'x:\tempdir' is 'x:\'
' The root path of 'c:\' is 'c:\'
' Press any key to continue . . .

Voir aussi

• E/S de fichier et de flux
• Procédure : lire le texte d’un fichier
• Procédure : écrire du texte dans un fichier