et</span> <span class='ident'>x</span> <span class='op'>=</span> <span class='ident'>Box</span>::<span class='ident'>new</span>(<span class='number'>5</span>);</pre>

<p>Creating a recursive data structure:</p>
<pre class='rust rust-example-rendered'>
<span class='attribute'>#[<span class='ident'>derive</span>(<span class='ident'>Debug</span>)]</span>
<span class='kw'>enum</span> <span class='ident'>List</span><span class='op'>&lt;</span><span class='ident'>T</span><span class='op'>&gt;</span> {
    <span c