Search for all parents of elements in JavaScript
Given an element:
<header>
<div>
<p>
<span id="elem"></span>
</p>
</div>
</header>
Find the closest parent of this element,
which is the div tag.
Given an element:
<header>
<div class="www">
<p class="www">
<span id="elem"></span>
</p>
</div>
</header>
Find the closest parent of this element,
which is an element with the
class www.
