gistfile1.rb

# Ruby Mechanize 使用例子
# 请先安装 mechanize
# $ sudo gem install mechanize
require "mechanize"

agent = WWW:Mechanize.new
page = agent.get("http://www.douban.com/login")
form = page.forms.first
form.form_username = '[email protected]'
form.form_password = '123123'
form.submit