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= cowboy_req:version(3)

== Name

cowboy_req:version - HTTP version

== Description

[source,erlang]
----
version(Req :: cowboy_req:req()) -> Version :: cowboy:http_version()
----

Return the HTTP version used for the request.

The version can also be obtained using pattern matching:

[source,erlang]
----
#{version := Version} = Req.
----

== Arguments

Req::

The Req object.

== Return value

The HTTP version used for the request is returned as an
atom. It is provided for informative purposes only.

== Changelog

* *2.0*: Only the version is returned, it is no longer wrapped in a tuple.
* *1.0*: Function introduced.

== Examples

.Get the HTTP version
[source,erlang]
----
Version = cowboy_req:version(Req).
----

== See also

link:man:cowboy_req(3)[cowboy_req(3)]