"#C1_L5" id=C1_L5></a><a href="#C1_L6" id=C1_L6></a><a href="#C1_L7" id=C1_L7></a></span></code></pre>
<p>This defines a new <code>Person</code> class with a <code>say()</code> method.</p>
<p>You can also create a <em>subclass</em> from any existing class by calling
its <code>extend()</code> method. For example, you might want to create a subclass
of Ember's built-in <a href="https://api.emberjs.com/ember/3.2/classes/Component"><code>Component</code></a> class:</p>
<div class="filename javascript"><div clas