NAME

Business::UPC - Perl extension for manipulating Universal Product Codes

SYNOPSIS

   use Business::UPC;

   # Constructors:
   # create a UPC object using standard (type-A) UPC
   $upc = new Business::UPC('012345678905');
   # create a UPC object using zero-supressed (type-E) UPC
   $upc = type_e Business::UPC('01201303');

   # is the UPC valid (correct check digit)?
   $upc->is_valid;

   # correct the check digit
   $upc->fix_check_digit;

   # get the numeric string:
   $upc->as_upc;        # same as $upc->as_upc_a;
   $upc->as_upc_a;
   $upc->as_upc_e;

   # get the components;
   $upc->number_system;         # UPC number system character
   $upc->mfr_id;                # Manufacturer ID
   $upc->prod_id;               # Product ID
   $upc->check_digit;           # Check Digit

   # more information about the components:
   $upc->number_system_description      # explain number_system

   # methods specific to coupon UPC codes:
   $upc->is_coupon;
   $upc->coupon_family_code;            # 3-digit family code
   $upc->coupon_family_description;     # explain above
   $upc->coupon_value_code;             # 2-digit value code
   $upc->coupon_value;                  # explain above

DESCRIPTION

More detail to come later...

AUTHOR

Rob Fugina, robf@fugina.com

SEE ALSO

perl(1).