public function country($country)
    {
        $countries = is_array($country) ? $country : func_get_args();

        $this->countries = array_merge($this->countries, $countries);

        return $this;
    }
public function country($country)
    {
        $countries = is_array($country) ? $country : func_get_args();

        $this->countries = array_merge($this->countries, $countries);

        return $this;
    }
public function country ( $ country ) { $ countries = is_array ( $ country ) ? $ country : func_get_args ( ) ; $ this -> countries = array_merge ( $ this -> countries , $ countries ) ; return $ this ; }
Set the phone countries.

@param string|array $country
@return $this
Set the phone countries .