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DriveInfo Class
.NET Framework 2.0
Note: This class is new in the .NET Framework version 2.0.
Provides access to information on a drive.
Namespace: System.IO
Assembly: mscorlib (in mscorlib.dll)
Assembly: mscorlib (in mscorlib.dll)
'Declaration <SerializableAttribute> _ <ComVisibleAttribute(True)> _ Public NotInheritable Class DriveInfo Implements ISerializable 'Usage Dim instance As DriveInfo
/** @attribute SerializableAttribute() */ /** @attribute ComVisibleAttribute(true) */ public final class DriveInfo implements ISerializable
SerializableAttribute ComVisibleAttribute(true) public final class DriveInfo implements ISerializable
The following code example demonstrates the use of the DriveInfo class to display information about all of the drives on the current system.
Imports System Imports System.IO Class Test Public Shared Sub Main() Dim allDrives() As DriveInfo = DriveInfo.GetDrives() Dim d As DriveInfo For Each d In allDrives Console.WriteLine("Drive {0}", d.Name) Console.WriteLine(" File type: {0}", d.DriveType) If d.IsReady = True Then Console.WriteLine(" Volume label: {0}", d.VolumeLabel) Console.WriteLine(" File system: {0}", d.DriveFormat) Console.WriteLine( _ " Available space to current user:{0, 15} bytes", _ d.AvailableFreeSpace) Console.WriteLine( _ " Total available space: {0, 15} bytes", _ d.TotalFreeSpace) Console.WriteLine( _ " Total size of drive: {0, 15} bytes ", _ d.TotalSize) End If Next End Sub End Class 'This code produces output similar to the following: ' 'Drive A:\ ' File type: Removable 'Drive C:\ ' File type: Fixed ' Volume label: ' File system: FAT32 ' Available space to current user: 4770430976 bytes ' Total available space: 4770430976 bytes ' Total size of drive: 10731683840 bytes 'Drive D:\ ' File type: Fixed ' Volume label: ' File system: NTFS ' Available space to current user: 15114977280 bytes ' Total available space: 15114977280 bytes ' Total size of drive: 25958948864 bytes 'Drive E:\ ' File type: CDRom ' 'The actual output of this code will vary based on machine and the permissions 'granted to the user executing it.
- FileIOPermission for accessing directory information. The class constructor requires this permission. Associated enumeration: PathDiscovery.
Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.
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