3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test(){ $inputEmails = array("@alpari.ru", "@alpari.org", "@forextime.com"); $clientEmail = "daniil.bugreev@alpari.org"; // quote symbols $emails = array_map(function ($item) { return preg_quote($item); }, $inputEmails); // check if (preg_match('/^.+(' . implode('|', $emails) . ')$/', $clientEmail)) { return true; } return false; } var_dump(test());

preferences:
59.55 ms | 402 KiB | 5 Q