Read a file one line at a time,
as opposed to reading the entire file at once.



Related tasks

 Read a file character by character
 Input loop.


Imports System.IO
 
  ' Loop through the lines of a file.
  ' Function assumes that the file exists.
  Private Sub ReadLines(ByVal FileName As String)
 
    Dim oReader As New StreamReader(FileName)
    Dim sLine As String = Nothing
 
    While Not oReader.EndOfStream
      sLine = oReader.ReadLine()
      ' Do something with the line.
    End While
 
    oReader.Close()
 
  End Sub