/**
* @param code1, code2, ...
* @return array
*/
public function loadCurrencies()
{
$codes = \func_get_args();
if (empty($codes)) {
$codes = $this->download->getCurrencies();
} elseif ($codes[0] === TRUE) {
$codes = $this->getAllCode();
}
foreach ($codes as $code) {
$this->loadCurrency($code);
}
}
