lass="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 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">changedAt