Aws\S3\S3MultiRegionClient::getArguments PHP Method

    public static function getArguments()
    {
        $args = parent::getArguments();
        $args['region']['default'] = 'us-east-1';
        return $args + ['bucket_region_cache' => ['type' => 'config', 'valid' => [CacheInterface::class], 'doc' => 'Cache of regions in which given buckets are located.', 'default' => function () {
            return new LruArrayCache();
        }]];
    }