-
- 
-
-
-
-
-
-
-
-
-
- SaddCommand
- -
-
-
-
-
- #sidebar SetCommandsSidebar
-
- SADD _key_ _member_
-Time complexity O(1)Add the specified member to the set value stored at key. If memberis already a member of the set no operation is performed. If keydoes not exist a new set with the specified member as sole member iscreated. If the key exists but does not hold a set value an error isreturned.-
Return value
Integer reply, specifically:-1 if the new element was added -0 if the element was already a member of the set --