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<?php preg_match_all("/(\b[a-zA-Z-]{3,}\b)+?/", "(DEHUMIDIFIER), MUNTERS (M11L) / / / / / / / M11L 230V, 50Hz, 0.21Kw", $matches); print_r($matches[0]); $foo = $matches[0]; foreach ($foo as $bar) { print $bar . ': '; print preg_match('/^[a-z0-9]+([a-z0-9-]+[a-z0-9])?$/iD', $bar); print PHP_EOL; }
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => DEHUMIDIFIER [1] => MUNTERS ) DEHUMIDIFIER: 1 MUNTERS: 1

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