Note: The last breadcrumb item should not have a URL, as it represents the current page, and the link should not lead to the same page.
BreadcrumbList is a Schema.org structured data type that is used to mark up navigation chains (breadcrumbs) on web pages. This markup helps search engines and users understand the structure of a site, improving navigation and simplifying access to content.
Basic properties for BreadcrumbList markup:
BreadcrumbList markup helps improve SEO, as search engines can use this data to display navigation chains in search results. This makes the site structure more understandable to both users and search engine robots, which can lead to improved clickability, lower bounce rates, and higher search engine rankings.