Online PHP editor | output for Bt0N6

@ 2017-10-12T07:24:03Z

<?php

$urls = <<<URLS
/ru949-mlc
/ru949-mlc/
//ru949-mlc/
/fff/ru949-mlc
/fff/ru949-mlc/
/fff/ru949-mlc/dededede
URLS;

// should match only last two urls
$regex = <<<REGEX
/(?!(^\/[a-z]{2}\d{3}\-[a-z]{3}\/))(\/(?<sku>[a-z]{2}\d{3}\-[a-z]{3})\/)/x
REGEX;

foreach (explode("\n", $urls) as $url) {
    $match = preg_match($regex, $url, $matches);
    print_r([$url, $match, $matches['sku'] ?? null]);
}

//

Output for 7.0.0 - 7.0.24, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3: Array ( [0] => /ru949-mlc [1] => 0 [2] => ) Array ( [0] => /ru949-mlc/ [1] => 0 [2] => ) Array ( [0] => //ru949-mlc/ [1] => 1 [2] => ru949-mlc ) Array ( [0] => /fff/ru949-mlc [1] => 0 [2] => ) Array ( [0] => /fff/ru949-mlc/ [1] => 1 [2] => ru949-mlc ) Array ( [0] => /fff/ru949-mlc/dededede [1] => 1 [2] => ru949-mlc )

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