ZREVRANK

Syntax
ZREVRANK key member
Available since:
2.0.0
Time complexity:
O(log(N))
ACL categories:
@read, @sortedset, @fast,

Returns the rank of member in the sorted set stored at key, with the scores ordered from high to low. The rank (or index) is 0-based, which means that the member with the highest score has rank 0.

Use ZRANK to get the rank of an element with the scores ordered from low to high.

Return

  • If member exists in the sorted set, Integer reply: the rank of member.
  • If member does not exist in the sorted set or key does not exist, Bulk string reply: nil.

Examples

ZADD myzset 1 "one" ZADD myzset 2 "two" ZADD myzset 3 "three" ZREVRANK myzset "one" ZREVRANK myzset "four"

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