1. Go to this page and download the library: Download ianfoxdev/decline-codes library. Choose the download type require.
2. Extract the ZIP file and open the index.php.
3. Add this code to the index.php.
<?php
require_once('vendor/autoload.php');
/* Start to develop here. Best regards https://php-download.com/ */
ianfoxdev / decline-codes example snippets
use IanFoxDev\DeclineCodes\{Attempt, Catalog, RetryPolicy};
$catalog = Catalog::default();
// A Stripe decline that carries the network's raw code.
$decline = $catalog->stripe()->resolve(
'insufficient_funds',
brand: 'visa',
networkDeclineCode: '51',
);
$decline->reason->id; // "insufficient_funds"
$decline->class; // DeclineClass::Later
$decline->category; // 2, Visa's "Issuer cannot approve at this time"
$decision = RetryPolicy::default()->decide([
Attempt::declined(new DateTimeImmutable('2026-10-01 06:00'), $decline, 'acme', 1900),
]);
$decision->verdict; // Verdict::RetryAt
$decision->notBefore; // 2026-10-02 06:00
$decision->rule; // "schedule.later"
never mastercard.mac_03 Mastercard sent Merchant Advice Code 03 (Do not try again);
resubmitting is charged as an excessive retry.
Loading please wait ...
Before you can download the PHP files, the dependencies should be resolved. This can take some minutes. Please be patient.