method

average

v2.2.1 - Show latest stable - 0 notes - Class: ActiveRecord::Calculations::ClassMethods

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What's this?

average(column_name, options = {}) public

Calculates the average value on a given column. The value is returned as a float. See calculate for examples with options.

  Person.average('age')

Show source

# File activerecord/lib/active_record/calculations.rb, line 54
      def average(column_name, options = {})
        calculate(:avg, column_name, options)
      end

average

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