pattern-library 1 linked patterns checked
U.S. Web Design System Combo Box
Documents combo box use for choosing one item from a large list, filtering options by typed query, using select or radio controls for small option sets, preserving labels, and supporting accessible form states.
Read with a purpose
What this source can teach
Use this source to compare a documented solution with the task and states in your own product.
- 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 |
|---|---|---|---|
| Combobox | Choose a combobox when a single field controls a popup of allowed or suggested values. | The combobox element owns or controls its popup with aria-controls when the popup is available. | USWDS supports combo box use for selecting one item from a large option set and points to select or radio controls when choices are limited. |
Comparisons supported by this source
- Combobox vs autocomplete vs select vs text input
USWDS recommends combo box for large option sets and suggests select or radio controls when choices are limited.
Evidence Role
This source is treated as pattern-library evidence. Its value comes from the specific claims and setting described above.
Publisher: U.S. Web Design System. Last checked: .