src/Queue/RedisQueue.php
function size($queue = null)
    {
        $count = 0;

        try {
            $count = $this->client->llen($this->_normalizeQueueName($queue));
        } catch (\Exception $e) {
            throw new exReadError('Error While Reading From Redis Client.', $e->getCode(), $e);
        }

        return $count;
    }
function size($queue = null)
    {
        $count = 0;

        try {
            $count = $this->client->llen($this->_normalizeQueueName($queue));
        } catch (\Exception $e) {
            throw new exReadError('Error While Reading From Redis Client.', $e->getCode(), $e);
        }

        return $count;
    }
Get Queue Size

@param string $queue

@return int
@throws exIOError