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- = cowboy_req:resp_headers(3)
- == Name
- cowboy_req:resp_headers - Access HTTP headers set for the response
- == Description
- [source,erlang]
- ----
- resp_headers(Req) -> cowboy:http_headers()
- Req :: cowboy_req:req()
- ----
- Return all HTTP 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.
- If no response headers have been added the empty map is returned.
- == 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:set_resp_headers(3)[cowboy_req:set_resp_headers(3)]
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