"token punctuation">)</span><span class="token punctuation">;</span>

wife<span class="token punctuation">.</span><span class="token function">get</span><span class="token punctuation">(</span><span class="token string">'pets'</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// 0</span>

<span class="token comment">// Someone gets a pet.</span>
husband<span class="token punctuation">.</span><span class="token function">set</span><span class="