Bruji

Provide an option to display UPCs entered as 727994752974 to display as 7 27994 75297 4. This matches the appearance of UPC codes on the product.

Provide an option to display ISBNs entered as 9781426295836 to display as 978-1-4262-9583-6. This matches the appearance of ISBNs on the product.

Thank you for the feedback on displaying the dashes. It's not something that can be done automatically as the the grouping of the digits in the middle are variable length and impossible to determine from the number.

UPC-A codes, used on books and DVDs, consist of 12 numerical digits. It there for should be easy to parse a UPC code like 727994752974 to display as 7 27994 75297 4 to match the appearance of UPC code on the book/DVD.