">val</span> string_of_typ : <span>?&#8288;name:string</span> <span>&#45;&gt;</span> <span><span class="type-var">'a</span> <a href="index.html#type-typ">typ</a></span> <span>&#45;&gt;</span> string</code></dt><dt class="spec value" id="val-string_of_fn"><a href="#val-string_of_fn" class="anchor"></a><code><span class="keyword">val</span> string_of_fn : <span>?&#8288;name:string</span> <span>&#45;&gt;</span> <span><span class="type-var">'a</span> <a href="index.html#type-fn">fn</a></span> <span>&#45;&gt;</s