VB.Net Tutorial/Stream File/Drive — различия между версиями
Admin (обсуждение | вклад) м (1 версия)  | 
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(нет различий) 
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Версия 16:40, 26 мая 2010
Содержание
DriveInfo: AvaiableFreeSpace, DriveFormat, TotalFreeSpace, VolumnLabel
Imports System.IO
public class Test
   public Shared Sub Main
        Dim drive_info As New DriveInfo("c:\")
        Console.WriteLine(drive_info.Name())
        Console.WriteLine(drive_info.IsReady())
        Console.WriteLine(drive_info.DriveType())
        Console.WriteLine(drive_info.RootDirectory)
        If drive_info.IsReady() Then
            Console.WriteLine(drive_info.AvailableFreeSpace())
            Console.WriteLine(drive_info.DriveFormat())
            Console.WriteLine(drive_info.TotalFreeSpace())
            Console.WriteLine(drive_info.VolumeLabel())
        End If
   End Sub
End classc:\ True 3 c:\ 35531018240 NTFS 35531018240
DriveInfo.GetDrives
Imports System.IO
public class Test
   public Shared Sub Main
        For Each drive_info As DriveInfo In DriveInfo.GetDrives()
            Console.WriteLine(drive_info.Name)
        Next drive_info
   End Sub
End classC:\ D:\
DriveInfo: Name, IsReady, DriveType, RootDirectory
Imports System.IO
public class Test
   public Shared Sub Main
        Dim drive_info As New DriveInfo("c:\")
        Console.WriteLine(drive_info.Name())
        Console.WriteLine(drive_info.IsReady())
        Console.WriteLine(drive_info.DriveType())
        Console.WriteLine(drive_info.RootDirectory)
        If drive_info.IsReady() Then
            Console.WriteLine(drive_info.AvailableFreeSpace())
            Console.WriteLine(drive_info.DriveFormat())
            Console.WriteLine(drive_info.TotalFreeSpace())
            Console.WriteLine(drive_info.VolumeLabel())
        End If
   End Sub
End classc:\ True 3 c:\ 35531018240 NTFS 35531018240
Get current Drive
Option Strict On
Public Module CurDriveFunction
   Public Sub Main()
      Console.WriteLine("The current drive is {0}.", Left(CurDir(), 1))
   End Sub
End ModuleThe current drive is C.
Get Logical drives
Imports System.IO
Public Class Tester
    Public Shared Sub Main
    
        Dim StrS() As String
        Dim i As Integer
        StrS = System.IO.Directory.GetLogicalDrives()
        For i = 0 To StrS.Length - 1
            Console.WriteLine(StrS(i))
        Next i
    End Sub
End ClassC:\ D:\