nning requests (e.g. file uploads).</li>
<li><code>XMLHttpRequest</code> is supported by all browsers, whereas <code>fetch()</code> is not supported by Internet Explorer, Safari and Android (non-Chromium).</li>
</ul>
<p>Currently, due to lack of browser support, <code>fetch()</code> typically requires a <a href=https://github.com/github/fetch>polyfill</a>, which is over 11kb uncompressed - nearly three times larger than Mithril&#39;s XHR module.</p>
<p>Despite being much smaller, Mithril&#39;s XHR module su