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aria-describedby attribute (aria)

Screen reader support level: partial (11/20)

Voice Control support level: not applicable

On this page

Identifies the element (or elements) that describes the object. See related aria-labelledby.

Expectations

What are expectations?

Screen Reader support by expectation

ExpectationJAWSNarratorNVDAOrcaTalkBackVoiceOver (iOS)VoiceOver (macOS)
MUST convey the value if validsupportednonepartial (1/4)partialsupportedpartial (1/2)partial (1/2)

Voice Control support by expectation

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

Expectation: convey the value if valid

Strength of these expectations for different types of assistive technologies:

  • Screen Readers: MUST
  • Voice Control: NA
Screen Reader support for 'MUST convey the value if valid'
TestJAWSNarratorNVDAOrcaTalkBackVoiceOver (iOS)VoiceOver (macOS)
ChromeIEFirefoxEdgeChromeFirefoxFirefoxChromeSafariSafari
aria-describedby attribute that references role="alert"supportedsupportedsupportednoneunknownpartial (1/2)partialsupportedpartial (1/2)partial (1/2)
aria-describedby attribute on a text inputsupportedsupportedsupportednoneunknownpartial (1/2)partialsupportedpartial (1/2)partial (1/2)