Check Exception in file reading : StreamReader « Stream File « VB.Net Tutorial






Imports System.IO
Imports System

public class Test
   public Shared Sub Main
        Dim sr As IO.StreamReader
        Try
            sr = New IO.StreamReader("test.txt")
            Console.WriteLine(sr.ReadToEnd())
        Catch ex As IO.FileNotFoundException
            Console.WriteLine("FileNotFoundException")
        Catch ex As IO.IOException
            Console.WriteLine("IOException")
        Catch ex As Exception
            Console.WriteLine("Error Loading File")
        Finally
            sr.Close()
        End Try

   End Sub
End class
Hello world!








13.18.StreamReader
13.18.1.Create StreamReader from FileStream
13.18.2.Read text file to the end
13.18.3.Read all text in a text file by using StreamReader
13.18.4.Read text file to a char array
13.18.5.StreamReader: read to a buffer
13.18.6.StreamReader: Peek
13.18.7.Check Exception in file reading
13.18.8.Use Finally clause to close a stream