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method

sum

Importance_0
Ruby on Rails latest stable (v5.2.3) - 0 notes - Class: Array
sum(init = nil, &block) public

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# File activesupport/lib/active_support/core_ext/enumerable.rb, line 155
    def sum(init = nil, &block) #:nodoc:
      if init.is_a?(Numeric) || first.is_a?(Numeric)
        init ||= 0
        orig_sum(init, &block)
      else
        super
      end
    end
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