JSFiddle - React, Tailwind, and code Playground
HTML
<div class="pricetag">
<div class="price">400</div>
</div>
<div class="pricetag">
<div class="price"></div>
</div>
<div class="pricetag">
<div class="price">250</div>
</div>
JavaScript
$('.price').each(function() {
if $('.price').is(':empty') $(this).parent().hide()
});