s="spec value" id="val-f"><a href="#val-f" class="anchor"></a><code><span class="keyword">val</span> f : Opium__.Rock.Request.t <span>&#45;&gt;</span> <span><span>(<a href="argument-1-Parameters/index.html#type-path">Parameters.path</a> * <span><span>string option</span> Base.List.t</span>)</span> Lwt.t</span></code></dt></dl></div></body></html>