There is z test script below. Thanks for the help
Sub Click(Source As Button)
Dim num As Integer
Dim car As String
num% = Freefile
Open "c:\fic.txt" For Input As num
Seek num% , 4
While Not( Eof(num%) )
car = Input(num% , 1)
Print Loc(num%)
Wend
Seek num% , 1
car = Input(num% , 1)
Print Loc(num%)
car = Input(numů , 1)
Print Loc(numů)
Close #num%
End Sub
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