From 7bac04e527fac9d98e3dc504e6b152a83d1d984b Mon Sep 17 00:00:00 2001
From: Mobb autofixer <git@mobb.ai>
Date: Wed, 17 Dec 2025 07:37:07 +0000
Subject: [PATCH] mobb fix commit: 60849632-32f5-45dc-881c-52a229c4cdb8

---
 .../lessons/clientsidefiltering/js/clientSideFilteringFree.js   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/resources/lessons/clientsidefiltering/js/clientSideFilteringFree.js b/src/main/resources/lessons/clientsidefiltering/js/clientSideFilteringFree.js
index 2b957d1718..aa69714fd5 100644
--- a/src/main/resources/lessons/clientsidefiltering/js/clientSideFilteringFree.js
+++ b/src/main/resources/lessons/clientsidefiltering/js/clientSideFilteringFree.js
@@ -15,7 +15,7 @@ $(document).ready(function () {
     //-- Click on QUANTITY
     $(".btn-minus").on("click", function () {
         var now = $(".quantity").val();
-        if ($.isNumeric(now)) {
+        if ((!isNaN(parseFloat(now)) && isFinite(now))) {
             if (parseInt(now) - 1 > 0) {
                 now--;
             }