Proca.Contact.EciBg (proca v3.4.1)
Bulgaria validations for ECI id numbers
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is_valid(uci)
Validation for Bulgarian UCI (EGN) number.
More on the algorithm: https://en.wikipedia.org/wiki/Unique_citizenship_number
This method validates the checksum and the date. The date is validated to be in the past and to be a real date (33th of any month will not work for example).
@param uci a string containing the UCI number
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is_valid_checksum(uci)
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is_valid_date(uci)
Is date valid and in past?
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