In this tutorial I’m going to teach you how to get all .txt Files in the Directory Using VB.Net. This method will surely help you to retrieve all .txt file in a specific directory and display it inside the listbox. This simple program can be easily done in no time. See the procedure below to find out how it works.

Creating Application

Step 1

Open Microsoft Visual Studio 2015 and create a new windows form application in visual basic.

Step 2

Do the Form just like shown below.

Step 3

Double click the form to fire the click event handler

of it and do the following code for getting all .txt file in a certain directory when the button is clicked.

1. 
   
2. Private
   
   Sub
   
   Button1_Click(sender As
   
   Object
   
   , e As
   
   EventArgs) Handles Button1.Click
   
3. Dim
   
   folderBrowseDialog As
   
   FolderBrowserDialog = New
   
   FolderBrowserDialog()
   
4. folderBrowseDialog.SelectedPath = "C:\"
   
5. Dim
   
   driNFO As
   
   New
   
   DirectoryInfo(folderBrowseDialog.SelectedPath)
   
6. Dim
   
   txtFiles As
   
   FileInfo() = driNFO.GetFiles("*.txt"
   
   )
   
7. ListBox1.Items.Clear()
   
8. For
   
   Each
   
   txt_file As
   
   FileInfo In
   
   txtFiles
   
9. ListBox1.Items.Add(txt_file.Name)
   
10. Next
    
11. End
    
    Sub
    

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