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imelgrat/validate-isbn.php

Created February 14, 2019 21:14
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validate-isbn.php
<?php
/**
* Example of the IsValidISBN function.
*
* @link https://imelgrat.me/php/php-validate-barcode-numbers/
*/
// ISBN assigned to "PHP in a Nutshell" by Paul Hudson, 2005
echo 'Is ISBN "'.$code.'" valid? '. (BarcodeValidator::IsValidISBN('9780596100674') ? 'true' : 'false');
?>
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