rredis (version 1.6.9)

redisSUnion: Return the union of two or more sets.

Description

Return the union of two or more sets.

Usage

redisSUnion(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 union 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.

References

http://redis.io/commands

See Also

redisSInter

Examples

redisConnect()
redisSAdd('A',1)
redisSAdd('A',2)
redisSAdd('B',4)
redisSUnion('A','B')
redisSUnion(c('A','B'))
redisSUnion(list('A','B'))