Wednesday, 25 January 2012

How to make text file reader in vb.net?


How to make my own text file reader in vb.net?
Step1:
Open Microsoft visual studio
Step2:
Create file newà windows applicationàrename it as text file reader
Step3:
Drag and drop the list box, three buttons,
Step4:
Change the form properties as you wish
Step5:
Copy the below code and paste in code window
Public Class Form1

    Private SubButton1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) HandlesButton1.Click

        Using FD As New OpenFileDialog()
            FD.Filter = "txt files (*.txt)|*.txt|All files (*.*)|*.*"
            If FD.ShowDialog = Windows.Forms.DialogResult.OK Then
                ListBox1.Items.Clear()
                ListBox1.Items.AddRange(IO.File.ReadAllLines(FD.FileName))

            End If
        End Using
    End Sub
  
    Private SubButton2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) HandlesButton2.Click
        Close()
    End Sub

    Private SubButton3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) HandlesButton3.Click
        ListBox1.Text = ""
    End Sub

    Private SubForm1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) HandlesMyBase.Load
        ListBox1.Text = ""
    End Sub
End Class
Output:

Read the text file just click the read button to read.

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