-to_list"><a href="#val-to_list" class="anchor"></a><code><span><span class="keyword">val</span> to_list : <span>string <span class="arrow">&#45;&gt;</span></span> <span>char list</span></span></code></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-pp_buf"><a href="#val-pp_buf" class="anchor"></a><code><span><span class="keyword">val</span> pp_buf : <span><span class="xref-unresolved">Stdlib</span>.Buffer.t <span class="arrow">&#45;&gt;</span></span> <span>string <span class="arro