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<?php $ar = ['filename.en_us.srt', 'filename.en_uk.srt']; foreach($ar as $a) { $pattern = '/.*\.([^\.]*)\.srt$/'; preg_match($pattern, $a, $matches); echo $matches[1]; }
Output for git.master, git.master_jit, rfc.property-hooks
en_usen_uk

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