GetOptionKit\Argument::withExtraFlagOptions PHP Метод

    public function withExtraFlagOptions()
    {
        return preg_match('/^-[a-zA-Z0-9]{2,}/', $this->arg);
    }

 function test3()
 {
     $arg = new Argument('-abc');
     ok($arg->withExtraFlagOptions());
     $args = $arg->extractExtraFlagOptions();
     ok($args);
     count_ok(2, $args);
     is('-b', $args[0]);
     is('-c', $args[1]);
     is('-a', $arg->arg);
 }