用VBS实现拖动文件便替换特殊字符

Set args = WScript.Arguments 
Set fs = CreateObject("Scripting.FileSystemObject")   

If args.Count = 0 Then  
    MsgBox "You called this script directly, no arguments specified!" 
Else
    For Each argument In args 
        filename = argument
        Const ForReading = 1, ForWriting = 2, ForAppending = 8
        If fs.FileExists(filename) Then 

              Set handle = fs.OpenTextFile(filename,ForReading,True)  
              Dim line
              Do While handle.AtEndOfStream=False
                   readStr = handle.readline
                   line=line&Replace(readStr,"a","A")&vbNewLine
                   'line=Replace(line,"""","'")'替换双引号为单引号
                   '其它Reaplace
              Loop

              Set MyFile= fs.OpenTextFile(filename, ForWriting,True)
              MyFile.WriteLine(line)
              MyFile.Close

        Else
            MsgBox filename & " doesn’t exist!"
        End If
    Next
           'MsgBox "Here’s the list of arguments:" & vbCr & list
End If