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Regular Expression Details

Title Test Find Divisibility by 3
Expression
((?=[^147]*([147][^147]*[147][^147]*[147][^147]*)*$)[^258]*([258][^258]*[258][^258]*[258][^258]*)*)|((?=[^147]*([147][^147]*[147][^147]*[147][^147]*)*[147][^147]*$)[^258]*([258][^258]*[258][^258]*[258][^258]*)*[258][^258]*)|((?=[^147]*([147][^147]*[147][^147]*[147][^147]*)*[147][^147]*[147][^147]*$)[^258]*([258][^258]*[258][^258]*[258][^258]*)*[258][^258]*[258][^258]*)
Description
Matches decimal numbers that are divisible by 3. :-)
Matches
18|999|176826
Non-Matches
19|998|176827
Author Rating: Not yet rated. Hans-Peter Störr
Source
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