DirectoryInfo.Root プロパティ

定義

名前空間:

System.IO

アセンブリ:

System.Runtime.dll

ソース:

DirectoryInfo.cs

ディレクトリのルート部分を取得します。

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

プロパティ値

DirectoryInfo

ディレクトリのルートを表すオブジェクト。

例外

SecurityException

呼び出し元に、必要なアクセス許可がありません。

例

次の例では、指定したディレクトリのルートの場所を表示します。

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 . . .

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