ZREM
ZREM key member [member ...]
Removes the specified members from the sorted set stored at key
. Non existing members are ignored.
An error is returned when key
exists and does not hold a sorted set.
Return value
Integer reply, specifically:
- The number of members removed from the sorted set, not including non existing members.
History
-
>= 2.4
: Accepts multiple elements. In Redis versions older than 2.4 it was possible to remove a single member per call.
Examples
redis>
ZADD myzset 1 "one"
(integer) 1
redis>
ZADD myzset 2 "two"
(integer) 1
redis>
ZADD myzset 3 "three"
(integer) 1
redis>
ZREM myzset "two"
(integer) 1
redis>
ZRANGE myzset 0 -1 WITHSCORES
1) "one" 2) "1" 3) "three" 4) "3"
© 2009–2020 Salvatore Sanfilippo
Licensed under the Creative Commons Attribution-ShareAlike License 4.0.
https://redis.io/commands/zrem