ZRANK 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 low to high. The rank (or index) is 0-based, which means that the member with the lowest score has rank 0.

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


  • 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.


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