 elements. This means that appending elements to the array will not
re-allocate the memory in the array. Using an empty array literal would not
pre-allocate any space, so the resulting operation would be less efficient.
</p>
<pre class="mendoza-codeblock"><code data-language="janet">(<span class="mdzsyn-coresym">def</span> <span class="mdzsyn-symbol">arr</span> (<span class="mdzsyn-coresym">array/new</span> <span class="mdzsyn-number">4</span>))
<span class="mdzsyn-symbol">arr</span> <span class="mdzsyn-com