EM::Iterator sample

gistfile1.rb

def em
  EM.run do
    EM::Iterator.new(0..10, 3).each(proc{ |num, iter|  
      (0..(rand(100))).inject(0){|sum,i| sum+=i}      
      puts num.inspect        
      iter.next      
    }, proc{|responses|      
      puts 'complete!'      
      EM.stop      
    })      
  end  
end