rodrigoflores · June 14, 2012 14:14 · rafaelfranca · Jun 14, 2012 · rodrigoflores · Jun 14, 2012
diff --git a/block.rb b/block.rb
 # do .. end when we're only interested on the side effect

 array.each do |item|
  puts item
 end

 # { } when we want the result of the evaluation 

 array.map { |item|
  item + 1
 }
	# do .. end when we're only interested on the side effect

	array.each do \|item\|
	puts item
	end

	# { } when we want the result of the evaluation

	array.map { \|item\|
	item + 1
	}