JSFiddle - React, Tailwind, and code Playground

by Shaunak Deshpande

HTML

<div class="product">
  <div class="package-size">1/100 pcs.</div>
  <input type="number" value="" />
</div>

JavaScript

var value = $( ".package-size" ).html();
value = value.split('/')[1].split(' ')[0];

$('input').val(value);