n-US/docs/Web/JavaScript/Reference/Global_Objects/ArrayBuffer" class="type">&#x3C;ArrayBuffer></a> (deflate/inflate only,
empty dictionary by default)</li>
<li><code>info</code> <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#Boolean_type" class="type">&#x3C;boolean></a> (If <code>true</code>, returns an object with <code>buffer</code> and <code>engine</code>.)</li>
</ul>
<p>See the <a href="https://zlib.net/manual.html#Advanced"><code>deflateInit2</code> and <code>inflateIn