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aria-busy attribute (aria)

Screen reader support level: partial (17/27)

Voice Control support level: unknown

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About this feature

Indicates an element is being modified and that assistive technologies MAY want to wait until the modifications are complete before exposing them to the user.

Age of results

Results across all tests for this feature range from 5 months ago to 2 years ago. Detailed dates and version information can be found in associated tests.

Failing and partial results are between 2 years ago and 2 years ago.

Expectations

What are expectations?

Screen Reader support by expectation

ExpectationJAWSNarratorNVDAOrcaTalkBackVoiceOver (iOS)VoiceOver (macOS)
ChromeEdgeFirefoxEdgeChromeEdgeFirefoxFirefoxChromeSafariSafari
MUST convey the "false" valuesupportedsupportedsupportedsupportedsupportedsupportedsupportedsupportedsupportedsupportedsupported
MUST convey the "true" valuesupportedsupportedsupportednonenonenonenonenonenonenonenone

Voice Control support by expectation

ExpectationDragon Naturally SpeakingVoice Access (Android)Voice Control (iOS)Voice Control (MacOS)Windows Speech Recognition
ChromeChromeSafariSafariChrome
Not applicable

Expectation: convey the "false" value

Rationale:

Screen reader users need to be aware that content is not busy and thus ready to use.

Strength of this expectation for different types of assistive technologies:

  • Screen Readers: MUST
  • Voice Control: NA

Examples:

  • Screen readers might imply the false value by not hiding the element.
Screen Reader support for 'MUST convey the "false" value'
TestJAWSNarratorNVDAOrcaTalkBackVoiceOver (iOS)VoiceOver (macOS)
ChromeEdgeFirefoxEdgeChromeEdgeFirefoxFirefoxChromeSafariSafari
aria-busy test case (basic) applied to: div elementsupportedsupportedsupportedsupportedsupportedsupportedsupportedsupportedsupportedsupportedsupported

Expectation: convey the "true" value

Rationale:

Screen reader users need to be aware that content is busy and thus not ready to use.

Strength of this expectation for different types of assistive technologies:

  • Screen Readers: MUST
  • Voice Control: NA

Examples:

  • Screen readers might imply the true value by hiding the element.
Screen Reader support for 'MUST convey the "true" value'
TestJAWSNarratorNVDAOrcaTalkBackVoiceOver (iOS)VoiceOver (macOS)
ChromeEdgeFirefoxEdgeChromeEdgeFirefoxFirefoxChromeSafariSafari
aria-busy test case (basic) applied to: div elementsupportedsupportedsupportednonenonenonenonenonenonenonenone