--Check the value of b.value. Make sure it isn't None.
From: django-users@googlegroups.com [mailto:django-users@
googlegroups.com ] On Behalf Of sum abiut
Sent: Wednesday, February 21, 2018 4:06 PM
To: django-users@googlegroups.com
Subject: django mathfiters
Hi,
How to you a zero in mathfilter
for example, if the value of c is zero the total is not display. instead of displaying 42 it display nothing.
{%for b in pay%}
{% with a=42 c=b.value%}<li> {{ a|add:c }}</li>{% endwith %}
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