>> require "hpricot" => true >> a = Hpricot('<a href="http://w.w.w/">Hello</a>') => #<Hpricot::Doc {elem <a href="http://w.w.w/"> "Hello" </a>}> >> (a/"a").first[:href] = "" => "" >> a.to_html => "<a href=\"&lt;? echo 'boo' ?&gt;\">Hello</a>" >> a = Hpricot('