SMISMEMBER key member [member ...]

Available since: 6.2.0

Time complexity: O(N) where N is the number of elements being checked for membership

ACL categories: @read @set @fast

Returns whether each member is a member of the set stored at key.

For every member, 1 is returned if the value is a member of the set, or 0 if the element is not a member of the set or if key does not exist.

@return

@array-reply: list representing the membership of the given elements, in the same order as they are requested.

@examples

redis> SADD myset "one"
TBD
redis> SADD myset "one"
TBD
redis> SMISMEMBER myset "one" "notamember"