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<?php defined('SYSPATH') OR die('No direct access allowed.');
/**
* Credit card validation configuration.
*
* Options for each credit card:
* length - All the allowed card number lengths, in a comma separated string
* prefix - The digits the card needs to start with, in regex format
* luhn - Enable or disable card number validation by the Luhn algorithm
*/
$config = array
(
'default' => array
(
'length' => '13,14,15,16,17,18,19',
'prefix' => '',
'luhn' => TRUE
),
'american express' => array
(
'length' => '15',
'prefix' => '3[47]',
'luhn' => TRUE
),
'diners club' => array
(
'length' => '14,16',
'prefix' => '36|55|30[0-5]',
'luhn' => TRUE
),
'discover' => array
(
'length' => '16',
'prefix' => '6(?:5|011)',
'luhn' => TRUE,
),
'jcb' => array
(
'length' => '15,16',
'prefix' => '3|1800|2131',
'luhn' => TRUE
),
'maestro' => array
(
'length' => '16,18',
'prefix' => '50(?:20|38)|6(?:304|759)',
'luhn' => TRUE
),
'mastercard' => array
(
'length' => '16',
'prefix' => '5[1-5]',
'luhn' => TRUE
),
'visa' => array
(
'length' => '13,16',
'prefix' => '4',
'luhn' => TRUE
),
);
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