xRange example

break;
        }

        if (null === $lastDeliveredId) {
            return 0;
        }

        // Iterate through the stream. See https://redis.io/commands/xrange/#iterating-a-stream.         $useExclusiveRangeInterval = version_compare(phpversion('redis'), '6.2.0', '>=');
        $total = 0;
        while (true) {
            if (!$range = $redis->xRange($this->stream, $lastDeliveredId, '+', 100)) {
                return $total;
            }

            $total += \count($range);

            if ($useExclusiveRangeInterval) {
                $lastDeliveredId = preg_replace_callback('#\d+$#', static fn (array $matches) => (int) $matches[0] + 1, array_key_last($range));
            } else {
                $lastDeliveredId = '('.array_key_last($range);
            }
        }
    }