45;&gt;</span> <span class="type-var">'a</span> <span>&#45;&gt;</span> unit</code></dt><dt class="spec value" id="val-getf"><a href="#val-getf" class="anchor"></a><code><span class="keyword">val</span> getf : <span><span>(<span class="type-var">'b</span>, <span class="type-var">'c</span>)</span> <a href="index.html#type-structured">structured</a></span> <span>&#45;&gt;</span> <span><span>(<span class="type-var">'a</span>, <span><span>(<span class="type-var">'b</span>, <span class="type-var">'c</span>)</s