Check Digits - bwipp/postscriptbarcode GitHub Wiki
Generate check digit(s) for symbologies where the use of check digits is optional.
Calculate the optional check characters of this Code 93 symbol:
Data: CHECK ME OUT
Options: includecheck
Encoder: code93
Show the calculated check digit in the human readable text.
- For barcode symbologies where the check digit is not mandatory, this option must be used in combination with includecheck.
- If any part of the checksum does not have a printable representation then that part is not displayed.
Display the check digit of this Royal Mail barcode:
Data: LE28HS9Z
Options: includetext includecheckintext
Encoder: royalmail