nd,
when the <code>debugger;</code> breakpoint is hit, you can attempt to retrieve this value:</p>
<pre class="language-javascript line-numbers"><code class="javascript language-javascript"><span class="token operator">></span> <span class="token function">get</span><span class="token punctuation">(</span><span class="token string">'foo'</span><span class="token punctuation">)</span>
<span aria-hidden="true" class="line-numbers-rows"><a href="#C3_L1" id=C3_L1></a></span></code></pre>
<p><code>get</code> is 