3. Loops

<ul>
{% for item in seq %}
    <li>{{ item }}</li>
{% endfor %}
</ul>
{% for item in items %}
    {{ item }}
{% else %}
    No items!
{% endfor %}
Table 32. Loops special variables

Variable

Description

loop.index

The current iteration of the loop. (1 indexed)

loop.index0

The current iteration of the loop. (0 indexed)

loop.revindex

The number of iterations from the end of the loop (1 indexed)

loop.revindex0

The number of iterations from the end of the loop (0 indexed)

loop.first

True if first iteration.

loop.last

True if last iteration.

loop.length

The number of items in the sequence.

loop.cycle

A helper function to cycle between a list of sequences. See the explanation below.

loop.depth

Indicates how deep in a recursive loop the rendering currently is. Starts at level 1

loop.depth0

Indicates how deep in a recursive loop the rendering currently is. Starts at level 0

loop.previtem

The item from the previous iteration of the loop. Undefined during the first iteration

loop.nextitem

The item from the following iteration of the loop. Undefined during the last iteration

loop.change

True if previously called with a different value (or not called at all)