/**
* ZREVRANGEBYLEX key max min [LIMIT offset count]
* Available since 2.8.9.
* Time complexity: O(log(N)+M) with N being the number of elements in the sorted set
* and M the number of elements being returned.
* If M is constant (e.g. always asking for the first 10 elements with LIMIT), you can consider it O(log(N)).
* @link http://redis.io/commands/zrevrangebylex
*
* @param string $key
* @param string $max
* @param string $min
* @param int|array $limit
* @return string[] List of elements in the specified score range.
*/
public function zrevrangebylex($key, $max, $min, $limit = null)
{
$params = [$key, $max, $min];
if ($limit) {
$params[] = 'LIMIT';
$params[] = Parameter::limit($limit);
}
return $this->returnCommand(['ZREVRANGEBYLEX'], $params);
}
/**
* SORT key [BY pattern] [LIMIT offset count] [GET pattern [GET pattern ...]] [ASC|DESC] [ALPHA] [STORE destination]
* Available since 1.0.0.
* Time complexity: O(N+M*log(M)) or O(N)
* @link http://redis.io/commands/sort
*
* @param string $key
* @param string|null $pattern
* @param int|array|null $limit
* @param string|string[]|null $patterns
* @param bool|null $asc
* @param bool $alpha
* @param string|null $destination
* @return mixed
*/
public function sort($key, $pattern = null, $limit = null, $patterns = null, $asc = null, $alpha = false, $destination = null)
{
$params = [$key];
if ($pattern) {
$params[] = 'BY';
$params[] = $pattern;
}
if ($limit) {
$params[] = 'LIMIT';
$params[] = Parameter::limit($limit);
}
if ($patterns) {
foreach ((array) $patterns as $p) {
$params[] = 'GET';
$params[] = $p;
}
}
if (isset($asc)) {
$params[] = $asc ? 'ASC' : 'DESC';
}
if ($alpha) {
$params[] = 'ALPHA';
}
if ($destination) {
$params[] = 'STORE';
$params[] = $destination;
}
return $this->returnCommand(['SORT'], $params);
}
/**
* ZREVRANGEBYSCORE key max min [WITHSCORES] [LIMIT offset count]
* Available since 2.2.0.
* Time complexity: O(log(N)+M) with N being the number of elements in the sorted set
* and M the number of elements being returned.
* If M is constant (e.g. always asking for the first 10 elements with LIMIT), you can consider it O(log(N)).
* @link http://redis.io/commands/zrevrangebyscore
*
* @param string $key
* @param string $max
* @param string $min
* @param bool|false $withscores
* @param string|array|null $limit
* @return string[]|array list of elements in the specified score range (optionally with their scores).
*/
public function zrevrangebyscore($key, $max, $min, $withscores = false, $limit = null)
{
$params = [$key, $max, $min];
if ($withscores) {
$params[] = 'WITHSCORES';
}
if ($limit) {
$params[] = 'LIMIT';
$params[] = Parameter::limit($limit);
}
return $this->returnCommand(['ZREVRANGEBYSCORE'], $params, $withscores ? ResponseParser::PARSE_ASSOC_ARRAY : null);
}
