hpricot：An Hpricot Showcase：Hpricot Basics：Fetching the HTML for an Element

>> require "hpricot"
=> true
>> doc = Hpricot("<p>A simple <b>test</b> string.</p><p>foo</p>")
=> #<Hpricot::Doc {elem <p> "A simple " {elem <b> "test" </b>} " string." </p>} {elem <p> "foo" </p>}>
>> doc.search("p").to_html
=> "<p>A simple <b>test</b> string.</p><p>foo</p>"
>> doc.search("p")[0].to_html
=> "<p>A simple <b>test</b> string.</p>"
>> doc.search("p")[1].to_html
=> "<p>foo</p>"
>> (doc/"p").to_html
=> "<p>A simple <b>test</b> string.</p><p>foo</p>"