Playing with blocks

gistfile1.rb

def using_blocks(some_array)
  some_array.each do |element|
    yield element
  end
end

using_blocks([1, 2, 3]) { |element| puts element * 2 }
using_blocks([1, 2, 3]) { |element| puts element - 1 }


def another_example(some_array)
  some_array.each do |element|
    yield element, element + 1
  end
end

another_example([1, 2 ,3]) { |element_1, element_2| puts "#{element_1} - #{element_2}" }