Online PHP editor | output for qqLet

@ 2025-05-05T10:26:28Z

<?php

$emailDomain = 'subdomain.example.co.uk';
$domainParts = explode('.', $emailDomain);
// The TLD will never be in the allow list, so we can pop it off first
$domain = array_pop($domainParts);
$listToCheck = [];
foreach (array_reverse($domainParts) as $domainPart) {
   $domain = $domainPart .'.'. $domain;
   $listToCheck[] = $domain;
}

var_dump($listToCheck);

Output for 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0: array(3) { [0]=> string(5) "co.uk" [1]=> string(13) "example.co.uk" [2]=> string(23) "subdomain.example.co.uk" }
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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