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<h1 class="lined-header"><span>cowboy_req:parse_cookies(3)</span></h1>

<div class="sect1">
<h2 id="_name">Name</h2>
<div class="sectionbody">
<div class="paragraph"><p>cowboy_req:parse_cookies - Parse cookie headers</p></div>
</div>
</div>
<div class="sect1">
<h2 id="_description">Description</h2>
<div class="sectionbody">
<div class="listingblock">
<div class="content"><!-- Generator: GNU source-highlight 3.1.8
by Lorenzo Bettini
http://www.lorenzobettini.it
http://www.gnu.org/software/src-highlite -->
<pre><tt><span style="font-weight: bold"><span style="color: #000000">parse_cookies</span></span>(<span style="color: #009900">Req</span>) <span style="color: #990000">-&gt;</span> [{<span style="color: #009900">Name</span>, <span style="color: #009900">Value</span>}]

<span style="color: #009900">Name</span>  <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000080">binary</span></span>() <span style="font-style: italic"><span style="color: #9A1900">%% case sensitive</span></span>
<span style="color: #009900">Value</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000080">binary</span></span>() <span style="font-style: italic"><span style="color: #9A1900">%% case sensitive</span></span></tt></pre></div></div>
<div class="paragraph"><p>Parse cookie headers.</p></div>
<div class="paragraph"><p>Alias for <a href="../cowboy_req.parse_header">cowboy_req:parse_header(<a href="#cookie">[cookie]</a>, Req)</a>.</p></div>
<div class="paragraph"><p>When the cookie header is missing, <code>[]</code> is returned.</p></div>
<div class="paragraph"><p>While an empty cookie header is not valid, some clients do
send it. Cowboy will in this case also return <code>[]</code>.</p></div>
</div>
</div>
<div class="sect1">
<h2 id="_arguments">Arguments</h2>
<div class="sectionbody">
<div class="dlist"><dl>
<dt class="hdlist1">
Req
</dt>
<dd>
<p>
The Req object.
</p>
</dd>
</dl></div>
</div>
</div>
<div class="sect1">
<h2 id="_return_value">Return value</h2>
<div class="sectionbody">
<div class="paragraph"><p>The cookies are returned as a list of key/values. Keys and
values are case sensitive binary strings.</p></div>
</div>
</div>
<div class="sect1">
<h2 id="_changelog">Changelog</h2>
<div class="sectionbody">
<div class="ulist"><ul>
<li>
<p>
<strong>2.0</strong>: Only the parsed header value is returned, it is no longer wrapped in a tuple.
</p>
</li>
<li>
<p>
<strong>2.0</strong>: Function introduced. Replaces <code>cookie/2,3</code> and <code>cookies/1</code>.
</p>
</li>
</ul></div>
</div>
</div>
<div class="sect1">
<h2 id="_examples">Examples</h2>
<div class="sectionbody">
<div class="listingblock">
<div class="title">Look for a specific cookie</div>
<div class="content"><!-- Generator: GNU source-highlight 3.1.8
by Lorenzo Bettini
http://www.lorenzobettini.it
http://www.gnu.org/software/src-highlite -->
<pre><tt><span style="color: #009900">Cookies</span> <span style="color: #990000">=</span> <span style="font-weight: bold"><span style="color: #000000">cowboy_req:parse_cookies</span></span>(<span style="color: #009900">Req</span>),
{<span style="color: #990000">_</span>, <span style="color: #009900">Token</span>} <span style="color: #990000">=</span> <span style="font-weight: bold"><span style="color: #000000">lists:keyfind</span></span>(<span style="color: #FF6600">token</span>, <span style="color: #993399">1</span>, <span style="color: #009900">Cookies</span>)<span style="color: #990000">.</span></tt></pre></div></div>
</div>
</div>
<div class="sect1">
<h2 id="_see_also">See also</h2>
<div class="sectionbody">
<div class="paragraph"><p><a href="../cowboy_req">cowboy_req(3)</a>,
<a href="../cowboy_req.parse_header">cowboy_req:parse_header(3)</a>,
<a href="../cowboy_req.match_cookies">cowboy_req:match_cookies(3)</a></p></div>
</div>
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