]</code>.</p>
<pre class="language-javascript line-numbers"><code class="javascript language-javascript">person<span class="token punctuation">.</span><span class="token function">get</span><span class="token punctuation">(</span><span class="token string">'isAdmin'</span><span class="token punctuation">)</span><span class="token punctuation">;</span>      <span class="token comment">//=> false</span>
person<span class="token punctuation">.</span><span class="token function">get</span><span class="token pun