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= ranch_proxy_header:parse(3)

== Name

ranch_proxy_header:parse - Parse a PROXY protocol header

== Description

[source,erlang]
----
parse(Data :: binary())
    -> {ok, ranch_proxy_header:proxy_info(), Rest :: binary()}
     | {error, HumanReadable :: atom()}
----

Parse a PROXY protocol header.

== Arguments

Data::

The PROXY protocol header optionally followed by more data.

== Return value

An `ok` tuple is returned on success, containing the proxy
information found in the header and the rest of the data
if more was provided.

An `error` tuple is returned when a protocol error is
detected. It contains a human readable message about the
error.

== Changelog

* *1.7*: Function introduced.

== Examples

.Parse the PROXY protocol header
[source,erlang]
----
{ok ProxyInfo, Rest} = ranch_proxy_header:parse(Data).
----

== See also

link:man:ranch_proxy_header:header(3)[ranch_proxy_header:header(3)],
link:man:ranch_proxy_header(3)[ranch_proxy_header(3)]