bion · January 26, 2015 06:24
diff --git a/blocks_and_methods.rb b/blocks_and_methods.rb
 class Foo
  def double_then_yield(num, &block)
    block.call(num * 2)
  end
 end

 foo = Foo.new

 result = foo.double_then_yield 5 do |num|
  num + 1
 end

 puts "result is #{result}" # result is 11
	class Foo
	def double_then_yield(num, &block)
	block.call(num * 2)
	end
	end

	foo = Foo.new

	result = foo.double_then_yield 5 do \|num\|
	num + 1
	end

	puts "result is #{result}" # result is 11
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