VB.NET Directory.Exists方法代码示例

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本文整理汇总了VB.NET中System.IO.Directory.Exists方法的典型用法代码示例。如果您正苦于以下问题：VB.NET Directory.Exists方法的具体用法？VB.NET Directory.Exists怎么用？VB.NET Directory.Exists使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.IO.Directory的用法示例。

在下文中一共展示了Directory.Exists方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的VB.NET代码示例。

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

开发者ID:VB.NET开发者，项目名称:System.IO，代码行数:49，代码来源:Directory.Exists

示例2: Module1

' 导入命名空间
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

开发者ID:VB程序员，项目名称:System.IO，代码行数:22，代码来源:Directory.Exists

注：本文中的System.IO.Directory.Exists方法示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。