bootstrap/docs/4.0/components/breadcrumb.md

layout, title, description, group

layout	title	description	group
docs	Breadcrumb	Indicate the current page's location within a navigational hierarchy that automatically adds separators via CSS.	components

Separators are automatically added in CSS through ::before and content.

{% example html %}

1. Home

1. Home
2. Library

1. Home
2. Library
3. Data

{% endexample %}

Similar to our navigation components, breadcrumbs work fine with or without the usage of list markup.

{% example html %}

Home Library Data Bootstrap {% endexample %}