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<?php $strings = [ "TeSt", "Te s-t", "", "Te4St" ]; foreach ($strings as $string) { if(preg_match('#^[a-z -]+$#i', $string, $matches)){ echo $matches[0] . PHP_EOL; } }
Output for git.master, git.master_jit, rfc.property-hooks
TeSt Te s-t

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