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Check Digit calculation

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  • Check Digit calculation

    Anyone ever writen a modulus 103 check digit calculation program?

    I'm trying to create a check digit for 13 bytes of data for the human readable portion of a 128 B barcode within my program.
    Everyday's a school day, what grade are you in?

  • #2
    Re: Check Digit calculation

    i know its not what exactly what your looking for, but it might point you in the right direction
    http://www.code400.com/forum/showthr...-digit-program

    jamie
    All my answers were extracted from the "Big Dummy's Guide to the As400"
    and I take no responsibility for any of them.

    www.code400.com

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    • #3
      Re: Check Digit calculation

      Thanks jamief, I'll check it out.
      Everyday's a school day, what grade are you in?

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      • #4
        Re: Check Digit calculation

        It's pretty easy to calculate. Look here.
        Philippe

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        • #5
          Re: Check Digit calculation

          Thanks all,
          I came across this website which explained how the check digit is caculated:
          http://www.gs1us.org/solutions_servi...git_calculator
          Everyday's a school day, what grade are you in?

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