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<?php $result=FALSE; $date =""; $pattern = '/^[0-9]{4}-[0-9]{2}-[0-9]{2}$/'; preg_match($pattern, $date, $matches); if (is_array($matches) AND count($matches) >=1) { print "Valid Date"; }else{ print "Not Valid Date"; }
Output for git.master, git.master_jit, rfc.property-hooks
Not Valid Date

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