本文整理匯總了VB.NET中System.IO.Directory.Exists方法的典型用法代碼示例。如果您正苦於以下問題：VB.NET Directory.Exists方法的具體用法？VB.NET Directory.Exists怎麽用？VB.NET Directory.Exists使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類System.IO.Directory的用法示例。
在下文中一共展示了Directory.Exists方法的2個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的VB.NET代碼示例。
示例1: RecursiveFileProcessor
' For File.Exists, Directory.Exists
Imports System.IO
Imports System.Collections
Public Class RecursiveFileProcessor
Public Overloads Shared Sub Main(ByVal args() As String)
Dim path As String
For Each path In args
If File.Exists(path) Then
' This path is a file.
ProcessFile(path)
Else
If Directory.Exists(path) Then
' This path is a directory.
ProcessDirectory(path)
Else
Console.WriteLine("{0} is not a valid file or directory.", path)
End If
End If
Next path
End Sub
' Process all files in the directory passed in, recurse on any directories
' that are found, and process the files they contain.
Public Shared Sub ProcessDirectory(ByVal targetDirectory As String)
Dim fileEntries As String() = Directory.GetFiles(targetDirectory)
' Process the list of files found in the directory.
Dim fileName As String
For Each fileName In fileEntries
ProcessFile(fileName)
Next fileName
Dim subdirectoryEntries As String() = Directory.GetDirectories(targetDirectory)
' Recurse into subdirectories of this directory.
Dim subdirectory As String
For Each subdirectory In subdirectoryEntries
ProcessDirectory(subdirectory)
Next subdirectory
End Sub
' Insert logic for processing found files here.
Public Shared Sub ProcessFile(ByVal path As String)
Console.WriteLine("Processed file '{0}'.", path)
End Sub
End Class示例2: Module1
' 導入命名空間
Imports System.IO
Module Module1
Sub Main()
Try
If (Directory.Exists("D:\test01")) Then
Console.WriteLine("D:\test01 already exists")
Else
Directory.CreateDirectory("C:\test01")
End If
Console.WriteLine("Directories created")
Catch E As Exception
Console.WriteLine("Error creating directory")
Console.WriteLine("Error: {0}", E.Message)
End Try
End Sub
End Module