>> require "hpricot" => true >> doc = Hpricot('<p class="hoge1">foo1</p><p class="hoge2">foo2</p>') => #<Hpricot::Doc {elem <p class="hoge1"> "foo1" </p>} {elem <p class="hoge2"> "foo2" </p>}> >> (doc / "p").remove_class("hoge1") => #<Hpricot::Elements[{elem <p class=""> "foo1" </p>}, {elem