module Mongoid::Association::Referenced::CounterCache::ClassMethods

def increment_counter(counter_name, id)

Other tags:
    Since: - 3.1.0

Parameters:
  • id (String) -- The id of the object that will have its counter incremented.
  • counter_name (Symbol) -- Counter cache name

Other tags:
    Example: Increment comments counter - 
def increment_counter(counter_name, id)
  update_counters(id, counter_name.to_sym => 1)
end