platform-guideline 1 linked patterns checked
Apple Human Interface Guidelines Tab Bars
Documents iOS tab bars for top-level app sections, navigation rather than actions, persistent availability, labels, and preserving navigation state within each section.
Read with a purpose
What this source can teach
Use this source to understand a platform convention and the setting it was designed for.
- Start with the original. Open the source and find the guidance or example relevant to your task.
- Trace the connection. Use the claim notes below to see how this site applies the source to specific patterns.
- Check the setting. Compare the source's platform, people, and constraints with your own decision.
Pattern Decisions This Source Supports
| Pattern | Supported decision | Required contract | Claim note |
|---|---|---|---|
| Bottom navigation | Choose bottom navigation for three to five top-level mobile destinations of similar importance. | Activating an item switches to its top-level destination rather than performing a transient command. | Apple documents tab bars as top-level navigation, not actions, that remain available and preserve section navigation state. |
Evidence Role
This source is treated as platform-guideline evidence. Its value comes from the specific claims and setting described above.
Publisher: Apple. Last checked: .