{% include "a.njk" %} {% include "b.njk" %} {% include "a.njk" %} {% include "b.njk" %} {% set message = 'Lorem ipsum dolor sit amet, consectetur adipisicing elit.' %} {# Show the first 20 characters #} A message for you: {{ message|shorten(20) }} {# Converts a string to uppercase letters #} A message for you: {{ message|upper }}