اين هم براي متن متغير:
Dim inti As Integer
Dim filepath As String
Dim fileline As String
Dim le As String
Dim mi As String

filepath = "C:\txtfile.txt"
FileNumber = FreeFile

Open filepath For Input As FileNumber
While EOF(FileNumber) = False
Input #FileNumber, fileline
le = fileline
Wend
Close

Open filepath For Output As FileNumber
Write #FileNumber, Replace(le, "1", "9")
Close FileNumber


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