README

Validates popular debit and credit card numbers against regular expressions and the Luhn algorithm. It also validates the CVC and the expiration date.

Installation

composer require irabbi360/php-credit-card-validator

Require the package in composer.json

"require": {
    "irabbi360/php-credit-card-validator": "1.*"
},

If you are using Laravel, add an alias in config/app.php

'aliases' => array(

    'App'             => 'Illuminate\Support\Facades\App',
    ...
    'View'            => 'Illuminate\Support\Facades\View',

    'CreditCard'      => 'Irabbi360\CreditCard',

),

Usage

Validate a card number knowing the type:

$card = CreditCard::validCreditCard('5500005555555559', 'mastercard');
print_r($card);

Output:

Array
(
    [valid] => 1
    [number] => 5500005555555559
    [type] => mastercard
)

Validate a card number and return the type:

$card = CreditCard::validCreditCard('371449635398431');
print_r($card);

Output:

Array
(
    [valid] => 1
    [number] => 371449635398431
    [type] => amex
)

Validate the CVC

$validCvc = CreditCard::validCvc('234', 'visa');
var_dump($validCvc);

Output:

bool(true)

Validate the expiration date

$validDate = CreditCard::validDate('2013', '07'); // past date
var_dump($validDate);

Output:

bool(false)

Tests

Execute the following command to run the unit tests:

vendor/bin/phpunit