From: Love U Ruby <lists@...>
Date: 2013-06-17T04:08:58+09:00
Subject: Re: Nokogiri::XML::Node methods examples.

#===================================================================================
# Day - IX :
# Methods wil be covered:
# #ancestors
#===================================================================================
doc = Nokogiri::HTML(<<-eof)

<h3><a href="javascript:viod(0);" title="Other Services" 
class="no_click" tabindex="-1">OTHER <span>SERVICES</span></a></h3>
<ul class="type-a">
  <li><a href="https://prepaid.onlinesbi.com/CMS/" target="_blank" 
tabindex="32">Complaints</a></li>
  <li><a href="personal/disclaimer_popup.html" target="_blank" 
tabindex="33">Online Shopping</a></li>
  <li><a href="https://prepaid.onlinesbi.com/" target="_blank" 
tabindex="34">Foreign Travel/EZ-Pay/Gift Cards</a></li>
  <li><a 
href="http://www.statebankofindia.com/user.htm?action=viewsection&amp;lang=0&amp;id=0,1,21,691" 
target="_blank" tabindex="35">Mobile Banking Services</a></li>
  <li><a href="https://www.onlinesbi.com/nri/" target="_blank" 
tabindex="36">NRI Services</a></li>
  <li><a href="https://www.onlinesbiglobal.com/" target="_blank" 
tabindex="37">OnlineSBI Global</a></li>
  <li><a href="https://remit.onlinesbi.com/" target="_blank" 
tabindex="38">SBI Express Remit</a></li>
  <li><a href="http://www.onlinesbi.com/scfu/scfu_home.html" 
target="_blank" tabindex="39">e-DFS/e-VFS</a></li>
  <li><a href="https://www.sbicmp.co.in/" target="_blank" 
tabindex="40">SBI F.A.S.T.</a></li>
  <li><a href="personal/atm_cum_debitcard.html" tabindex="41">Secure 
Card Transactions</a></li>
  <li><a href="https://www.onlinesbi.com/sbivc.html" target="_blank" 
tabindex="42">Net Banking for Visually Challenged</a></li>
  <li><a 
href="personal/sbi_efile_income_tax_returns_filing_online_ITR.html" 
tabindex="43">SBI e-File</a></li>
</ul>
<!-- Usefull Links -->
<h3 class="usefull-link"><a href="javascript:void(0);" title="Useful 
Links" class="no_click" tabindex="-1">USEFUL <span>LINKS</span></a></h3>
<ul class="type-a">
  <li><a href="http://www.sbimf.com/" target="_blank" tabindex="44">SBI 
Mutual Fund</a></li>
  <li><a href="http://www.sbicard.com/" target="_blank" 
tabindex="45">SBI Card</a></li>
  <li><a href="http://www.sbicapsec.com/" target="_blank" 
tabindex="46">SBICAP Securities</a></li>
  <li><a href="http://www.sbilife.co.in" target="_blank" 
tabindex="47">SBI Life Insurance</a></li>
  <li><a href="http://www.sbigeneral.in" target="_blank" 
tabindex="48">SBI General Insurance</a></li>
</ul>
<!-- //Usefull Links -->
eof

doc.class # => Nokogiri::HTML::Document
doc.at('ul.type-a').class # => Nokogiri::XML::Element
doc.at('ul.type-a').children.reject{|i| i.text.strip == ""}.map(&:text)
# => ["Complaints",
#     "Online Shopping",
#     "Foreign Travel/EZ-Pay/Gift Cards",
#     "Mobile Banking Services",
#     "NRI Services",
#     "OnlineSBI Global",
#     "SBI Express Remit",
#     "e-DFS/e-VFS",
#     "SBI F.A.S.T.",
#     "Secure Card Transactions",
#     "Net Banking for Visually Challenged",
#     "SBI e-File"]
doc.at('ul.type-a').children.reject{|i| i.text.strip == 
""}[2].ancestors.map(&:name)
# => ["ul", "body", "html", "document"]

-- 
Posted via http://www.ruby-forum.com/.