Update 2.read-an-image.html

Author: Cube-J

1.hello-world/2.read-an-image.html

@@ -31,13 +31,6 @@ <h1 style="font-size: 1.5em;">Read Barcode from Images</h1>
         }
     </style>
     <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.10/dist/dbr.js"></script>
-    <script>
-        if(location.protocol === "file:") {
-            const message = `The page is opened via file:// and "BarcodeScanner" may not work properly. Please open the page via https:// or host it on "http://localhost/".`;
-            console.warn(message);
-            alert(message);
-        }
-    </script>
     <script>
         /** LICENSE ALERT - README 
          * To use the library, you need to first specify a license key using the API "license" as shown below.