ZRANK key member [WITHSCORE]
- Available since:
- Time complexity:
- ACL categories:
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
WITHSCORE argument supplements the command's reply with the score of the element returned.
ZREVRANK to get the rank of an element with the scores ordered from high
memberexists in the sorted set:
memberdoes not exist in the sorted set or
keydoes not exist:
Note that in RESP3 null and nullarray are the same, but in RESP2 they are not.
- Starting with Redis version 7.2.0: Added the optional