pattern-library checked
USWDS Breadcrumb
Documents breadcrumb bars for site hierarchy, upward navigation to parent sections, ordered-list markup, aria-label, aria-current, and mobile truncation guidance.
Pattern Decisions This Source Supports
| Pattern | Supported decision | Required contract | Claim note |
|---|---|---|---|
| Breadcrumbs | Choose breadcrumbs when the current page has meaningful ancestor pages that help users orient and move upward. | Activating an ancestor crumb moves to that ancestor page without implying a back-in-history action. | USWDS documents current-location orientation, parent navigation, ordered-list markup, current-page semantics, and mobile/truncation guidance. |
Evidence Role
This source is treated as pattern-library evidence. Use it to validate the decision rules above, not as a visual style reference.
Publisher: U.S. Web Design System. Last checked: .