How to VB.NET TextReader

VB.NET-INFORMATIONS.COM

VB.NET Files Tutorials

How to VB.NET TextReader operations

Textreader and TextWriter are the another way to read and write file respectively, even though these are not stream classes. The StreamReader and StreamWriter classes are derived from TextReader and TextWriter classes respectively.

VB.NET Source Code

Imports System.IO
Public Class Form1
    Private Sub Button1_Click(ByVal sender As System.Object, _
ByVal e As System.EventArgs) Handles Button1.Click
        Try
            Dim line As String
            Dim readFile As System.IO.TextReader = New _
				StreamReader("C:\TextReader.txt")
            While True
                line = readFile.ReadLine()
                If line Is Nothing Then
                    Exit While
                Else
                    MsgBox(line)
                End If
            End While
            readFile.Close()
            readFile = Nothing
        Catch ex As IOException
            MsgBox(ex.ToString)
        End Try
    End Sub
End Class

When you execute this program the TextReader read the file line by line.

VB.NET Files Related Contents

How to VB.NET Directory operations

How to VB.NET File operations

How to VB.NET FileStream

How to VB.NET Simple TextReader

How to VB.NET TextWriter

How to VB.NET BinaryReader

How to VB.NET BinaryWriter

VB.NET Related Tpoics

Microsoft .Net Framework Tutorials

VB.NET Language Basics Tutorials