This snippet displays "is-first" or "is-last" within a loop for class names

for-looper.liquid

{% comment %}
	This snippet displays "is-first" or "is-last" within a loop for class names

	Usage:
		{% for p in collection.products %}
			<li class="{% include 'for-looper' %}"> ... </li>
		{% endfor %}

	Return:
		no return

	Required:
		Needs to be called within a for loop
{% endcomment %}

{% if forloop.first %}first{% endif %} {% if forloop.last %}last{% endif %}