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<?php $filePath = '/cv/67/6d/676d33634d07b95da37715d98575175f.docxx'; preg_match('/cv\/[0-9a-z]{2}\/[0-9a-z]{2}\/[0-9a-z]{32}\.(?:text|html|doc|docx|xls|xlsx|mht|pdf)/is', $filePath, $result); print_r($result);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => cv/67/6d/676d33634d07b95da37715d98575175f.doc )

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