ZREVRANGE · Valkey

ZREVRANGE

Returns members in a sorted set within a range of indexes in reverse order.

Usage

ZREVRANGE key start stop [WITHSCORES]

Description

Returns the specified range of elements in the sorted set stored at key. The elements are considered to be ordered from the highest to the lowest score. Descending lexicographical order is used for elements with equal score.

Apart from the reversed ordering, ZREVRANGE is similar to ZRANGE.

Reply

Complexity

O(log(N)+M) with N being the number of elements in the sorted set and M the number of elements returned.

ACL Categories

@read @slow @sortedset

Examples

127.0.0.1:6379> ZADD myzset 1 "one"
(integer) 1
127.0.0.1:6379> ZADD myzset 2 "two"
(integer) 1
127.0.0.1:6379> ZADD myzset 3 "three"
(integer) 1
127.0.0.1:6379> ZREVRANGE myzset 0 -1
1) "three"
2) "two"
3) "one"
127.0.0.1:6379> ZREVRANGE myzset 2 3
1) "one"
127.0.0.1:6379> ZREVRANGE myzset -2 -1
1) "two"
2) "one"

History

See also

BZMPOP, BZPOPMAX, BZPOPMIN, ZADD, ZCARD, ZCOUNT, ZDIFF, ZDIFFSTORE, ZINCRBY, ZINTER, ZINTERCARD, ZINTERSTORE, ZLEXCOUNT, ZMPOP, ZMSCORE, ZPOPMAX, ZPOPMIN, ZRANDMEMBER, ZRANGE, ZRANGESTORE, ZRANK, ZREM, ZREMRANGEBYLEX, ZREMRANGEBYRANK, ZREMRANGEBYSCORE, ZREVRANK, ZSCAN, ZSCORE, ZUNION, ZUNIONSTORE.