Question

How to use Using statement in VB.NET

Answer 1

Imports System.IO

Module Module1

    Sub Main()

        Using reader As TextReader = File.OpenText("d:\data.txt")
            Dim l As String

            l = reader.ReadLine()
            Do Until l Is Nothing
                Console.WriteLine(l)
                l = reader.ReadLine()
            Loop
        End Using

    End Sub

End Module

' run:
' 
' c cpp python cshap
' java php

 

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