val dropdown : stringval dropdown_toggle : stringval dropdown_item : stringval dropdown_split : stringval dropdown_divider : stringval dropdown_item_text : stringval dropleft : stringval dropright : stringval dropup : stringval make_dropdown_item : ?item_class:Html_types.nmtoken list -> (unit -> unit) -> 'a Ocp_js.Html.elt -> [> 'a Html_types.a ] Ocp_js.Html.eltval make_dropdown : ?dp_classes:Html_types.nmtoken list -> ?classes:Html_types.nmtoken list -> ?button_id:string Ocp_js.Xml.wrap -> [< Html_types.div_content_fun Div ] Ocp_js.Html.elt -> [< Html_types.div_content_fun ] Ocp_js.Html.elt Ocp_js.Html.list_wrap -> [> Html_types.div ] Ocp_js.Html.elt