
<p>Currently, the official distribution only supports <code class="code"><span class="constructor">Native</span></code> and
    <code class="code"><span class="constructor">Bytecode</span></code>, but it can be other backends with alternative
    compilers, for example, javascript.</p>
</div>
<ul class="info-attributes">
<li><b>Since</b> 4.04.0</li>
</ul>
</div>


<pre><span id="VALbackend_type"><span class="keyword">val</span> backend_type</span> : <code class="type"><a href="Sys.html#TYPEbackend_type">ba