Description:
Get members of the difference set of all the given sets.
Syntax:
redis_sdiff(con,key[,key1,key2,...])
Note:
This external library function allows multiple sets represented by parameter keys; a nonexistent key is treated as an empty set.
Parameters:
con |
Database connection string |
key |
Set name |
Return value:
A list of all members in the difference set.
Example:
|
A |
|
1 |
=redis("192.168.18.131:6379","runqian") |
|
2 |
=redis_srandmember(A1,"fruit",5) |
|
3 |
=redis_srandmember(A1,"tool",5) |
|
4 |
=redis_sdiff(A1,"fruit","tool") |
|
5 |
=redis_sdiff(A1,"tool","fruit") |
|