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elight/counts_anchors_on_a_div.rb

Created November 25, 2010 20:02
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counts_anchors_on_a_div.rb
require 'nokogiri
require 'open-uri'
io = open 'http://slashdot.org'
text = io.read
doc = Nokogiri::HTML::Document.parse(text)
# Just in case you didn't know, "#<some id here>" is a CSS selector for locating an HTML element by ID
doc.css("#top_parent a").count
# voila!
@TonyRockyHorror

TonyRockyHorror commented Nov 25, 2010

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Beautiful! Thanks a ton! I'm still a total r00bn00b, but I'm learning!

@elight

elight commented Nov 25, 2010

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Noko is your best buddy for HTML and XML parsing. It wraps libxml and is wicked fast, powerful, and elegant.

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