... this was just to explain the error in your code ... /0{7}\d/ is much simpler and better.

I understand that the intended purpose of the code example is very limited, but I think it's very important to point out that the
    $D1 !~ /0+/
test ("if there is not at least one '0' in the first 7 digits") is also a fundamental error.

Give a man a fish:  <%-{-{-{-<

In reply to Re^2: Match all Non-0 and Letters by AnomalousMonk
in thread Match all Non-0 and Letters by arblargan

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