n> int <span>&#45;&gt;</span> bool</code></dt><dd><p>Unsafe version of <a href="index.html#val-get"><code>get</code></a></p></dd></dl><dl><dt class="spec value" id="val-set"><a href="#val-set" class="anchor"></a><code><span class="keyword">val</span> set : <a href="index.html#type-t">t</a> <span>&#45;&gt;</span> int <span>&#45;&gt;</span> <a href="index.html#type-t">t</a></code></dt><dd><p>Set a bit at a specific index. See <a href="index.html#val-unsafe_set"><code>unsafe_set</code></a></p></dd></dl><dl><dt