| private static getConfigValue ( $key, $config ) : null | string | ||
| $key | ||
| $config | ||
| return | null | string | |
private static function getConfigValue($key, $config)
{
$config = $config && is_array($config) ? $config : PayPalConfigManager::getInstance()->getConfigHashmap();
return array_key_exists($key, $config) ? trim($config[$key]) : null;
}