Showing the various ways of returning a value from a block (or failing to do so).

next_break_return.txt

irb(main):001:0> A = [1,2,3]
=> [1, 2, 3]
irb(main):002:0> def test_next
irb(main):003:1>   puts A.map{|x| next x}.inspect
irb(main):004:1>   puts "Finished nexting!"
irb(main):005:1> end
=> nil
irb(main):006:0> test_next
[1, 2, 3]
Finished nexting!

----

irb(main):007:0> def test_break
irb(main):008:1>   puts A.map{|x| break x}.inspect
irb(main):009:1>   puts "Finished breaking!"
irb(main):010:1> end
=> nil
irb(main):011:0> test_break
1
Finished breaking!
=> nil

----

irb(main):012:0> def test_return
irb(main):013:1>   puts A.map{|x| return x}.inspect
irb(main):014:1>   puts "Finished returning!"
irb(main):015:1> end
=> nil
irb(main):016:0> test_return
=> 1