respect-validation/docs/rules/Isbn.md

Isbn

• v::isbn()

Validates whether the input is a valid ISBN or not.

v::isbn()->validate('ISBN-13: 978-0-596-52068-7'); // true
v::isbn()->validate('978 0 596 52068 7'); // true
v::isbn()->validate('ISBN-12: 978-0-596-52068-7'); // false
v::isbn()->validate('978 10 596 52068 7'); // false

Changelog

Version	Description
2.0.0	Created

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See also:

• Imei
• Luhn