method

maximum

v7.1.3.4 - Show latest stable - 0 notes - Class: Enumerable

maximum(key) public

Calculates the maximum from the extracted elements.

payments = [Payment.new(5), Payment.new(15), Payment.new(10)]
payments.maximum(:price) # => 15

Show source

# File activesupport/lib/active_support/core_ext/enumerable.rb, line 40
  def maximum(key)
    map(&key).max
  end