BUTTON wraps IMG with aria-label Screen reader compatibility

Last updated: October 16, 2016

Expected Result: works in a screen reader

Actual Result: causes problems in 7 screen reader / browser combinations

Code used for this test:


        <button><img src='1234.png' aria-label='This is image aria label'></button>
    

Reliability Trend

This graph shows reliability over time for this code in NVDA, JAWS, WindowEyes and Voiceover. Other screen readers don't have enough historical data yet to plot trends.

100%80%60%40%20%0%201477%2015100%2016100%

Change History

Last updated: October 16, 2016

Screen readerBrowserModeNotesWhat the user hears
OK NVDA 2016.2FF48 Reading Button graphic, this is image aria label.
OK NVDA 2016.2FF48 Tabbing This is image aria label, graphic button.
OK NVDA 2016.2IE11 Reading Button graphic, this is image aria label
OK NVDA 2016.2IE11 Tabbing This is image aria label, graphic button
OK NVDA 2015.2FF40 Reading Button graphic, this is image aria label.
OK NVDA 2015.2FF40 Tabbing This is image aria label, graphic button.
OK NVDA 2015.2IE11 Reading Button graphic, this is image aria label
OK NVDA 2015.2IE11 Tabbing This is image aria label, graphic button
OK NVDA 2014.1FF28 Reading Button graphic, this is image aria label.
OK NVDA 2014.1FF28 Tabbing This is image aria label, graphic button.
Fail NVDA 2014.1IE11 ReadingNothing indicates button function Button
Fail NVDA 2014.1IE11 TabbingNothing indicates button function Button
OK JAWS 17.0.2619FF48 Reading This is image aria label, button
OK JAWS 17.0.2619FF48 Tabbing Tab, this is image aria label, button
OK JAWS 17.0.2619IE11 Reading This is image aria label, button graphic
OK JAWS 17.0.2619IE11 Tabbing This is image aria label, button
OK JAWS 16.0.4350FF40 Reading This is image aria label, button
OK JAWS 16.0.4350FF40 Tabbing Tab, this is image aria label, button
OK JAWS 16.0.4350IE11 Reading This is image aria label, button graphic
OK JAWS 16.0.4350IE11 Tabbing This is image aria label, button
OK JAWS 15.0.9023FF29 Reading This is image aria label, button
OK JAWS 15.0.9023FF29 Tabbing This is image aria label, button
OK JAWS 15.0.9023IE11 Reading This is image aria label, button graphic
OK JAWS 15.0.9023IE11 Tabbing This is image aria label, button
OK JAWS 14.0.9002FF29 Reading This is image aria label, button
OK JAWS 14.0.9002FF29 Tabbing This is image aria label, button
OK JAWS 14.0.9002IE11 Reading This is image aria label, button graphic
OK JAWS 14.0.9002IE11 Tabbing This is image aria label, button
OK JAWS 13.0.852FF29 Reading This is image aria label, button
OK JAWS 13.0.852FF29 Tabbing This is image aria label, button
Fail JAWS 13.0.852IE11 ReadingIgnores img aria-label, and reads "unlabeled zero button" without saying what button does. Unlabeled zero button
Fail JAWS 13.0.852IE11 TabbingIgnores img aria-label, and reads "unlabeled zero button" without saying what button does. Unlabeled zero button
OK WindowEyes 9.2IE11 Reading This is image aria label, button
OK WindowEyes 9.2IE11 Tabbing This is image aria label, button
Fail WindowEyes 8.4IE11 ReadingReads "button" without saying what button does. Button
OK WindowEyes 8.4IE11 Tabbing This is image aria label, button
OK VoiceOver OSX 10.11Safari 9.1.2 Reading This is image aria label, button
OK VoiceOver OSX 10.11Safari 9.1.2 Tabbing This is image aria label, button
OK VoiceOver OSX 10.10Safari 8.0.6 Reading This is image aria label, button
OK VoiceOver OSX 10.10Safari 8.0.6 Tabbing This is image aria label, button
OK VoiceOver OSX 10.9Safari 7.0.3 Reading This is image aria label, button
OK VoiceOver OSX 10.9Safari 7.0.3 Tabbing This is image aria label, button
OK VoiceOver iOS 9.1Safari iOS 9.1Touch This is image aria label, button
OK VoiceOver iOS 8.4Safari iOS 8.4Touch This is image aria label, button
OK VoiceOver iOS 7.1Safari iOS 7.1Touch This is image aria label, button
OK Dolphin SR 15.05IE11 Reading Button, this is image aria label
OK Dolphin SR 15.05IE11 Tabbing Button, this is image aria label
Fail SaToGo 3.4.96.0IE11 ReadingReads "button button" without saying what button does. Button, button
Fail SaToGo 3.4.96.0IE11 TabbingReads "button" without saying what button does. Button

SortSite rules: AccWcag1-1.1.17

Test notes

All tests were carried out with screen reader factory settings. JAWS in particular has a wide variety of settings controlling exactly what gets spoken.

Screen readers allow users to interact in different modes, and can produce very different results in each mode. The modes used in these tests are:

In the «What the user hears» column: