redisSDiff:
Return the difference of two or more sets.
Description
Return the (set) difference of two or more sets.
Usage
redisSDiff(keys, ...)
Arguments
keys
A vector or list of keys corresponding to sets. May also be a single
key.
...
Additional keys corresponding to sets. See the examples below.
Value
A list of elements in the difference of the specified sets, or
NULL if the intersection is the empty set.
Details
The first argument may be a vector of set names, a list of set names,
or a single set name. If only a single set name is specified, specify
more sets as additional function arguments as shown in the examples.