dent">Point</span> {<span class="ident">x</span>: <span class="number">2</span>, <span class="ident">y</span>: <span class="number">3</span>});</pre>
<p>See the documentation for each trait for an example implementation.</p>
<p>The <a href="trait.Fn.html"><code>Fn</code></a>, <a href="trait.FnMut.html"><code>FnMut</code></a>, and <a href="trait.FnOnce.html"><code>FnOnce</code></a> traits are implemented by types that can be
invoked like functions. Note that <a href="trait.Fn.html"><code>Fn</code></a> takes 