Reference index / 로딩·진행·비동기
Pessimistic UI
Committing a visible state change only after receiving the server response.
When to use it
Specifying screens, states, and interactions for loading, progress, and asynchronous operations.
Caveats and distinctions
Detailed behavior can differ across platforms and design systems despite identical names. Design keyboard, assistive-technology, and error behavior together.
Implementation and classification
UI·UX / 로딩·진행·비동기
Sources and verification status
https://www.w3.org/WAI/ARIA/apg/patterns/
Source scope and verification status describe the existing catalog record. Publishing this page does not independently re-verify the latest library version, license, or production behavior.