JSFiddle - React, Tailwind, and code Playground

by paska

HTML

<div class="product_list_buy">
   <div class="product_quantity">
      <label for="qty">Qty:</label>
      <input class="quantity" type="text" value="1">
   </div>
   <div class="addcart_wrapper">
       <input class="product_id" type="hidden" value="5666" name="product_id">
           <button class="btn-cart">Button</button>
   </div>
</div>

JavaScript

$("button").on("click", function() {
    var product_qty = $(this).closest("div").prev(".product_quantity").find(".quantity").val();
    alert(product_qty);
});