Method: Redis#pfcount

Defined in:
lib/redis.rb

#pfcount(key) ⇒ Fixnum

Get the approximate cardinality of members added to HyperLogLog structure.

Parameters:

  • key (String)

Returns:

  • (Fixnum) 


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# File 'lib/redis.rb', line 2454

def pfcount(key)
  synchronize do |client|
    client.call([:pfcount, key])
  end
end