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<?php $strings = [ "12-blog/", "12-blog/blog2/", "en/12-blog/", "en/12-blog/blog2/" ]; $pattern = '~^(?:en/)?\d{1,3}-[^/]+/$~'; foreach ($strings as $str) { if (preg_match($pattern, $str)) { echo "Match for $str" . PHP_EOL; } else { echo "No match for $str" . PHP_EOL; } }
Output for git.master, git.master_jit, rfc.property-hooks
Match for 12-blog/ No match for 12-blog/blog2/ Match for en/12-blog/ No match for en/12-blog/blog2/

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