mechanize：GUIDE：Scraping Data

everyday Ruby 
>> require 'mechanize'
=> true
>> agent = Mechanize.new
=> #<Mechanize:0xb74b3888 
  ...
>> page = agent.get('http://google.com/')
=> #<Mechanize::Page
 {url #<URI::HTTP:0xb74a344c URL:http://www.google.co.jp/>}
  ...
>> agent.page.search("p")
=> [#<Nokogiri::XML::Element:0x..fdba32e46 
  ...
>> agent.page.search("a[@class='gb1']")
=> [#<Nokogiri::XML::Element:0x..fdba46ab8 name="a" 
  ...