私を助けてください!以下のプログラムを書きましたが、「変数 "arr" が前に使われています...」という間違いがあり、修正しようとしましたが、できませんでした。私を助けてください:)どうもありがとう!
Imports System
Imports System.IO
Class Test
Public Shared Sub Main()
Try
' Create an instance of StreamReader to read from a file.
Dim sr As StreamReader = New StreamReader("a.txt")
Dim line As String
Dim arr()() As Char
Dim tem As Integer
tem = 1
' Read and display the lines from the file until the end
' of the file is reached.
Do
line = sr.ReadLine()
arr(tem) = line.ToCharArray
Console.WriteLine(Line)
Loop Until line Is Nothing
sr.Close()
Catch E As Exception
' Let the user know what went wrong.
Console.WriteLine("The file could not be read:")
Console.WriteLine(E.Message)
End Try
End Sub
End Class
Module Module1
Sub Main()
Test.Main()
End Sub
End Module