Returns the score of a member in a sorted set.
ZSCORE
key member
Returns the score of member
in the sorted set at
key
.
If member
does not exist in the sorted set, or
key
does not exist, nil
is returned.
One of the following:
Bulk string reply: the score of the member (a double-precision floating point number), represented as a string.
Nil reply: if member does not exist in the sorted set, or the key does not exist.
One of the following:
Double reply: the score of the member (a double-precision floating point number).
Nil reply: if member does not exist in the sorted set, or the key does not exist.
O(1)
@fast @read @sortedset
127.0.0.1:6379> ZADD myzset 1 "one"
(integer) 1
127.0.0.1:6379> ZSCORE myzset "one"
"1"
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, ZUNION, ZUNIONSTORE.