headers (js_of_ocaml.Js_of_ocaml.Fetch.headers)

method append : Js_of_ocaml__.Js.js_string Js_of_ocaml__.Js.t ->
  Js_of_ocaml__.Js.js_string Js_of_ocaml__.Js.t ->
  unit Js_of_ocaml__.Js.meth

method delete : Js_of_ocaml__.Js.js_string Js_of_ocaml__.Js.t ->
  unit Js_of_ocaml__.Js.meth

method get : Js_of_ocaml__.Js.js_string Js_of_ocaml__.Js.t ->
  Js_of_ocaml__.Js.js_string Js_of_ocaml__.Js.t Js_of_ocaml__.Js.opt
    Js_of_ocaml__.Js.meth

method has : Js_of_ocaml__.Js.js_string Js_of_ocaml__.Js.t ->
  bool Js_of_ocaml__.Js.t Js_of_ocaml__.Js.meth

method set : Js_of_ocaml__.Js.js_string Js_of_ocaml__.Js.t ->
  Js_of_ocaml__.Js.js_string Js_of_ocaml__.Js.t ->
  unit Js_of_ocaml__.Js.meth

method forEach : (Js_of_ocaml__.Js.js_string Js_of_ocaml__.Js.t ->
                   Js_of_ocaml__.Js.js_string Js_of_ocaml__.Js.t ->
                   headers Js_of_ocaml__.Js.t ->
                   unit)
                   Js_of_ocaml__.Js.callback ->
  unit Js_of_ocaml__.Js.meth