프로그래밍 해 봅시다!!!

#!/usr/bin/ruby -w
#xmlrpc-upc.rb
require 'xmlrpc/client' #xml-rpc 사용!
require 'pp'  #pretty-printer를 사용합니다.

def find_product(upc)
 server = XMLRPC::Client.new2('http://www.upcdatabase.com/rpc')
 begin
  response = server.call('lookupUPC', upc)
  pp response        # 이쁘게 출력합뉘다.

 rescue XMLRPC::FaultException => e
  puts "오류 : "
  puts e.faultCode
  puts e.faultString
 end
end

#puts find_product("001441000055").each{}
#puts find_product("001441000055")['description']
#puts find_product("001441000055")['foundsize']
#puts find_product("001441000055")['size']
find_product("001441000055")
# "Trader Joe's Thai Rice Noodles"