README.md

Regex for Payment Card Bank Statement Lines

This is a regular expression for credit or debit card bank statement lines in Czech:

(Nákup|Kredit|Výběr z bankomatu): (?<merchant>.+), (?<country>\w{2,3}), dne (?<day>[123]?\d).(?<month>1?\d).(?<year>2\d{3}), částka  (?<amount>\d+.\d{2})( (?<currency>\w{3}))?

• (Nákup|Kredit|Výběr z bankomatu): is a constant identifying a payment card statement line
• (?<merchant>.+), is the merchant provided string (name, address, postal code)
  • Sometimes, the name and address are separated with two spaces
• (?<country>\w{2,3}), is a two- or three-letter ISO country code
• dne is a constant preceeding the date triplet
• (?<day>[123]?\d). day number limited to 0-39 to avoid false positives
• (?<month>1?\d). month number limited to 0-19 to avoid false positives
• (?<year>2\d{3}) year number limited to the 2000's to avoid false positives
• , částka is a constant preceeding the amount and currency code
• (?<amount>\d+.\d{2}) is the amount with two decimal places precision
• (?<currency>\w{3}) is the three letter currency code

To-Do