.emberjs.com/ember-data/3.10/classes/DS/methods/attr?anchor=attr"><code>DS.attr()</code></a>.
For more information on Ember Data Attributes, read the section called <a href="../../models/defining-models/#toc_defining-attributes">Defining Attributes</a> in the guides.</p>
<div class="filename javascript"><div class="ribbon"></div><span>"app/models/rental.js"</span><pre class="language-javascript line-numbers"><code class="javascript language-javascript"><span class="token keyword">import</span> <span class="