containerSelector: ElementSelector | ElementSelector[];
propertySelectors: Record<string, ValueSelector | ValueSelector[]>;
<ul> <li> <div class="title">title 1</div> <div class="price">price 1</div> </li> <li> <div class="title">title 2</div> <div class="price">price 2</div> </li> </ul>
.title
.price