Redis Sdiff command

Redis set (Set)

Redis Sdiff command returns to the difference between the set of a given collection. Set key will not exist as an empty set.

grammar

redis Sdiff basic command syntax is as follows:

redis 127.0.0.1:6379> SDIFF FIRST_KEY OTHER_KEY1..OTHER_KEYN 

Available versions

> = 1.0.0

return value

Difference set contains a list of members.

Examples

redis 127.0.0.1:6379> SADD myset "hello"
(integer) 1
redis 127.0.0.1:6379> SADD myset "foo"
(integer) 1
redis 127.0.0.1:6379> SADD myset "bar"
(integer) 1
redis 127.0.0.1:6379> SADD myset2 "hello"
(integer) 1
redis 127.0.0.1:6379> SADD myset2 "world"
(integer) 1
redis 127.0.0.1:6379> SDIFF myset myset2
1) "foo"
2) "bar"

Redis set (Set)