Get all Sub Directories under a folder using C# (.NET)

Get Sub Directories using C# (.NET)

Listing all subdirectories under a root directory using .NET (C#) is simple. You can use the DirectoryInfo..::.GetDirectories Method to list the directories

private static void ListDir(string rootdir)

{

try

{

DirectoryInfo[] DI = new DirectoryInfo(rootdir).GetDirectories("*.*", SearchOption.AllDirectories ) ;

foreach (DirectoryInfo D1 in DI)

{

Console.WriteLine(D1.FullName);

}

}

catch (DirectoryNotFoundException dEX)

{

Console.WriteLine("Directory Not Found " + dEX.Message);

}

catch (Exception ex)

{

Console.WriteLine(ex.Message);

}

}

Here is the overload list of GetDirectories method

Name	Description
GetDirectories()()()	Returns the subdirectories of the current directory.
GetDirectories(String)	Returns an array of directories in the current DirectoryInfo matching the given search criteria.
GetDirectories(String, SearchOption)	Returns an array of directories in the current DirectoryInfo matching the given search criteria and using a value to determine whether to search subdirectories.

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See also :

VBA Dir Function to Get Sub Directories

C# Get All Files from a Folder

OpenFileDialog in Visual Basic .Net

Directory Size using VB.Net

Get Size of a Particular Directory using C# (.NET)