/span> <a href="index.html#type-t">t</a></span> <span>&#45;&gt;</span> <span><span class="type-var">'a</span> list</span></code></dt><dt class="spec value" id="val-to_listi"><a href="#val-to_listi" class="anchor"></a><code><span class="keyword">val</span> to_listi : <span><span class="type-var">'a</span> <a href="index.html#type-t">t</a></span> <span>&#45;&gt;</span> <span><span>(int * <span class="type-var">'a</span>)</span> list</span></code></dt><dt class="spec value" id="val-fold_right"><a href="#val-fo