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ZREM

Last updated 
ZREM key member [member ...]
Group
Sorted set
Complexity
O(M*log(N)) where M is the number of members removed and N is the size of the sorted set
Arity
-3 (at least 3 words, counting the command name)
Flags
write, fast
Keys
first 1, last 1, step 1
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ZREM removes each member from the sorted set stored at key. Members that are not present are ignored. When the last member is removed, the key is deleted.

Return value

Section titled “Return value”
Case RESP2 RESP3
Success Integer: the number of members removed Same
Key does not exist Integer 0 Same

ZREM replies with a WRONGTYPE error if key holds a value that is not a sorted set.

Examples

Section titled “Examples”
127.0.0.1:6379> ZADD board 100 "alice" 90 "bob"
(integer) 2
127.0.0.1:6379> ZREM board "bob" "nobody"
(integer) 1
127.0.0.1:6379> ZRANGE board 0 -1
1) "alice"

Compatibility

Section titled “Compatibility”

Same as Redis 7.4 and Valkey 8.

See also

Section titled “See also”

ZADD, ZREMRANGEBYSCORE, ZREMRANGEBYRANK, ZPOPMIN