Hello Everyone,

I want to add category wise field in POS receipt.

For that, I taken one list for appending multiple category but it is not append.

So I want to know that, How to append multiple category value in list in POS template.

Here is code for that, which is implement by me. But it's not work.

Code :-

<t t-set="cat" t-value="[]"/>           
AAAA<div t-esc="cat"/>           
 <t t-foreach="orderlines" t-as="orderline">               
    CAT<t t-set="cat" t-esc="cat + [orderline.product.pos_categ_id[0]]"/>           
</t>               
CCCCCCCCCC<div t-esc="cat"/>

Thanks in advance.
Regards,