Method using Block argument

irb_output.rb

>> my_method(3, "Sang Shin", {:a => " loves ", :b => " Young Shin"}) {|s| puts s }
3
Sang Shin
{:a=>" loves ", :b=>" Young Shin"}
=> [3, "Sang Shin", {:a=>" loves ", :b=>" Young Shin"}]
>> my_method(3, "Sang Shin", {:a => " loves ", :b => " Young Shin"}) {|s| s }
=> [3, "Sang Shin", {:a=>" loves ", :b=>" Young Shin"}]

passing_block_to_method.rb

def my_method(int, string, hash, &block)
  args = int, string, hash
  args.each do |arg|
    yield(arg) # This is where your block is yielded.
  end
end