How to add a conditional CSS class based on Python If statement

Question

How can I add a conditional CSS class based on the Python if statement in the following example to show a form element has-success has-feedback

?

<div class="form-group {% if not error_username %} has-success has-feedback {% endif %}">

+3

Robert May 08 '17 at 22:18

1 answer

SumanKalyan · Answer 1 · 2017-05-09T15:07:31+0000

Write if this is a condition.

<div class="form-group {{'has-success has-feedback' if not error_username }}">