Method: Redis::Commands::SortedSets#zdiffstore

Defined in:

lib/redis/commands/sorted_sets.rb

#zdiffstore(*args) ⇒ Integer

Compute the difference between the first and all successive input sorted sets and store the resulting sorted set in a new key

Examples:

redis.zadd("zsetA", [[1.0, "v1"], [2.0, "v2"]])
redis.zadd("zsetB", [[3.0, "v2"], [2.0, "v3"]])
redis.zdiffstore("zsetA", "zsetB")
  # => 1

Parameters:

• destination (String) —

  destination key

• keys (Array<String>) —

  source keys

Returns:

• (Integer) —

  number of elements in the resulting sorted set

# File 'lib/redis/commands/sorted_sets.rb', line 837

def zdiffstore(*args)
  _zsets_operation_store(:zdiffstore, *args)
end