= cowboy_req:resp_headers(3) == Name cowboy_req:resp_headers - Response headers == Description [source,erlang] ---- resp_headers(Req :: cowboy_req:req()) -> cowboy:http_headers() ---- Return all response headers. == Arguments Req:: The Req object. == Return value Headers are returned as a map with keys being lowercase binary strings, and values as binary strings. == Changelog * *2.0*: Function introduced. == Examples .Get all response headers [source,erlang] ---- Headers = cowboy_req:resp_headers(Req). ---- == See also link:man:cowboy_req(3)[cowboy_req(3)], link:man:cowboy_req:resp_header(3)[cowboy_req:resp_header(3)], link:man:cowboy_req:set_resp_header(3)[cowboy_req:set_resp_header(3)], link:man:cowboy_req:set_resp_headers(3)[cowboy_req:set_resp_headers(3)]