--- CGI::HtmlExtension#textarea(name = "", cols = 70, rows = 10)
       
        㡧
        textarea("name")
          # = textarea({ "NAME" => "name", "COLS" => 70, "ROWS" => 10 })

        textarea("name", 40, 5)
          # = textarea({ "NAME" => "name", "COLS" => 40, "ROWS" => 5 })

