hpricot：An Hpricot Showcase：Hpricot CSS Search：Selecting Close Children

>> require "hpricot"
=> true
>> doc = Hpricot('<div class="entryPermalink"><div class="child"><a href="http://www.foo1.org/">foo1</a></div><a href="http://www.foo2.org/">foo2</a></div>')=> #<Hpricot::Doc {elem <div class="entryPermalink"> {elem <div class="child"> {elem <a href="http://www.foo1.org/"> "foo1" </a>} </div>} {elem <a href="http://www.foo2.org/"> "foo2" </a>} </div>}>
>> (doc/"div.entryPermalink a").empty=> #<Hpricot::Elements[{emptyelem <a href="http://www.foo1.org/">}, {emptyelem <a href="http://www.foo2.org/">}]>
>> (doc/"div.entryPermalink > a").empty
=> #<Hpricot::Elements[{emptyelem <a href="http://www.foo2.org/">}]>