Notice: This is a work in progress. Please submit feedback or suggestions.

Test: CSS generated content with alt text

Screen Reader support level: supported

Voice Control support level: supported

On this page

About this test

This test uses CSS generated content via the content property with css based alt text to name a button.

Run this test and submit your results

Age of results

Results in this test range from 3 months ago to 2 years ago. See detailed information about test dates and versions for more information.

Test HTML

open the test page
<!DOCTYPE html>
<html lang="en">
<head>
    <title>CSS generated content with alt text test</title>

    <style>
        #target::before {
            content: "\25BA" / "play";
        }
    </style>
</head>
<body>

<h1>CSS generated content with alt text test</h1>

<p>The target button should have an accessible name of "play"</p>

<button>Tab stop before</button>

<button id="target" onclick="alert('clicked')"></button>

<button>Tab stop after</button>

</body>
</html>

Summary of Screen Reader support by expectation

CSS generated content - alternative text
ExpectationJAWSNarratorNVDAOrcaTalkBackVoiceOver (iOS)VoiceOver (macOS)
ChromeEdgeFirefoxEdgeChromeEdgeFirefoxFirefoxChromeSafariSafari
MUST be included as part of the accessible name applied to: button elementsupportedsupportednot applicablesupportedsupportedsupportednot applicablenot applicablesupportednot applicablenot applicable

* means that some support is hidden behind settings

Summary of Voice Control support by expectation

CSS generated content - alternative text
ExpectationDragon Naturally SpeakingVoice Access (Android)Voice Control (iOS)Voice Control (MacOS)Windows Speech Recognition
ChromeChromeSafariSafariChrome
MUST be included as part of the accessible name applied to: button elementsupportedsupportednot applicablenot applicablesupported

* means that some support is hidden behind settings

Detailed support results by expectation

Expectation for the CSS generated content - alternative text: be included as part of the accessible name - applied to the button element

This expectation is applied to the button element. Expectations and results might differ when the the feature is applied to different roles.

This expectation is from the CSS generated content - alternative text feature.

Strength of this expectation for different types of assistive technologies:

  • Screen Readers: MUST
  • Voice Control: MUST

Grading method:

Just one of the listed commands must pass for the expectation to pass.

ATBrowserHas SupportOutput
Dragon Naturally SpeakingChromeyes
  • Result: (pass)
    • Test Case: Use "Click <text>" (Activate item by name)
      1. Launch Dragon Naturally Speaking and Chrome.
      2. Navigate to the test page.
      3. Find the target element(s) that you will test against. Identify all elements that match this selector:#target
        • If multiple elements match the selector, repeat this test for all instances. However, choose a single instance to report against. If you feel that the selector should be more specific, please open a GitHub Issue.
      4. Issue the command: "Click <text>" (Activate item by name)
      5. Record results for the relevant expectations
    • Output: button was activated
    • Command Notes: said "click play"
JAWSChromeyes
  • Result: (pass)
    • Test Case: Use Tab (Read next focusable item) to navigate forward to `#target`
      1. Launch JAWS and Chrome.
      2. Navigate to the test page.
      3. Find the target element(s) that you will test against. Identify all elements that match this selector:#target
        • If multiple elements match the selector, repeat this test for all instances. However, choose a single instance to report against. If you feel that the selector should be more specific, please open a GitHub Issue.
      4. Position and configure the screen reader so that the following conditions are met
        • Virtual focus is: before target
        • Keyboard focus is: before target
        • Mode is: auto (do not explicitly change the mode)
      5. Issue the command: Tab (Read next focusable item)
        • After issuing the command, virtual focus should be: target
      6. Record results for the relevant expectations
    • Output: "play button, to activate press enter"
JAWSEdgeyes
  • Result: (pass)
    • Test Case: Use Tab (Read next focusable item) to navigate forward to `#target`
      1. Launch JAWS and Edge.
      2. Navigate to the test page.
      3. Find the target element(s) that you will test against. Identify all elements that match this selector:#target
        • If multiple elements match the selector, repeat this test for all instances. However, choose a single instance to report against. If you feel that the selector should be more specific, please open a GitHub Issue.
      4. Position and configure the screen reader so that the following conditions are met
        • Virtual focus is: before target
        • Keyboard focus is: before target
        • Mode is: auto (do not explicitly change the mode)
      5. Issue the command: Tab (Read next focusable item)
        • After issuing the command, virtual focus should be: target
      6. Record results for the relevant expectations
    • Output: "play button, to activate press enter"
  • Result: (pass)
    • Test Case: Use Tab (Read next focusable item) to navigate forward to `#target`
      1. Launch JAWS and Edge.
      2. Navigate to the test page.
      3. Find the target element(s) that you will test against. Identify all elements that match this selector:#target
        • If multiple elements match the selector, repeat this test for all instances. However, choose a single instance to report against. If you feel that the selector should be more specific, please open a GitHub Issue.
      4. Position and configure the screen reader so that the following conditions are met
        • Virtual focus is: before target
        • Keyboard focus is: before target
        • Mode is: auto (do not explicitly change the mode)
      5. Issue the command: Tab (Read next focusable item)
        • After issuing the command, virtual focus should be: target
      6. Record results for the relevant expectations
    • Output: "play button, to activate press enter"
JAWSFirefoxnot applicable
  • Result: (na)
    • Test Case: Use Tab (Read next focusable item) to navigate forward to `#target`
      1. Launch JAWS and Firefox.
      2. Navigate to the test page.
      3. Find the target element(s) that you will test against. Identify all elements that match this selector:#target
        • If multiple elements match the selector, repeat this test for all instances. However, choose a single instance to report against. If you feel that the selector should be more specific, please open a GitHub Issue.
      4. Position and configure the screen reader so that the following conditions are met
        • Virtual focus is: before target
        • Keyboard focus is: before target
        • Mode is: auto (do not explicitly change the mode)
      5. Issue the command: Tab (Read next focusable item)
        • After issuing the command, virtual focus should be: target
      6. Record results for the relevant expectations
    • Output: "button, to activate press space bar"
    • Result Notes: na because the browser does not support this feature
NarratorEdgeyes
  • Result: (pass)
    • Test Case: Use Tab (Read next focusable item) to navigate forward to `#target`
      1. Launch Narrator and Edge.
      2. Navigate to the test page.
      3. Find the target element(s) that you will test against. Identify all elements that match this selector:#target
        • If multiple elements match the selector, repeat this test for all instances. However, choose a single instance to report against. If you feel that the selector should be more specific, please open a GitHub Issue.
      4. Position and configure the screen reader so that the following conditions are met
        • Virtual focus is: before target
        • Keyboard focus is: before target
        • Mode is: auto (do not explicitly change the mode)
      5. Issue the command: Tab (Read next focusable item)
        • After issuing the command, virtual focus should be: target
      6. Record results for the relevant expectations
    • Output: "play button"
NVDAChromeyes
  • Result: (pass)
    • Test Case: Use Tab (Read next focusable item) to navigate forward to `#target`
      1. Launch NVDA and Chrome.
      2. Navigate to the test page.
      3. Find the target element(s) that you will test against. Identify all elements that match this selector:#target
        • If multiple elements match the selector, repeat this test for all instances. However, choose a single instance to report against. If you feel that the selector should be more specific, please open a GitHub Issue.
      4. Position and configure the screen reader so that the following conditions are met
        • Virtual focus is: before target
        • Keyboard focus is: before target
        • Mode is: auto (do not explicitly change the mode)
      5. Issue the command: Tab (Read next focusable item)
        • After issuing the command, virtual focus should be: target
      6. Record results for the relevant expectations
    • Output: "play button"
NVDAEdgeyes
  • Result: (pass)
    • Test Case: Use Tab (Read next focusable item) to navigate forward to `#target`
      1. Launch NVDA and Edge.
      2. Navigate to the test page.
      3. Find the target element(s) that you will test against. Identify all elements that match this selector:#target
        • If multiple elements match the selector, repeat this test for all instances. However, choose a single instance to report against. If you feel that the selector should be more specific, please open a GitHub Issue.
      4. Position and configure the screen reader so that the following conditions are met
        • Virtual focus is: before target
        • Keyboard focus is: before target
        • Mode is: auto (do not explicitly change the mode)
      5. Issue the command: Tab (Read next focusable item)
        • After issuing the command, virtual focus should be: target
      6. Record results for the relevant expectations
    • Output: "play button"
  • Result: (pass)
    • Test Case: Use Tab (Read next focusable item) to navigate forward to `#target`
      1. Launch NVDA and Edge.
      2. Navigate to the test page.
      3. Find the target element(s) that you will test against. Identify all elements that match this selector:#target
        • If multiple elements match the selector, repeat this test for all instances. However, choose a single instance to report against. If you feel that the selector should be more specific, please open a GitHub Issue.
      4. Position and configure the screen reader so that the following conditions are met
        • Virtual focus is: before target
        • Keyboard focus is: before target
        • Mode is: auto (do not explicitly change the mode)
      5. Issue the command: Tab (Read next focusable item)
        • After issuing the command, virtual focus should be: target
      6. Record results for the relevant expectations
    • Output: "play button"
NVDAFirefoxnot applicable
  • Result: (na)
    • Test Case: Use Tab (Read next focusable item) to navigate forward to `#target`
      1. Launch NVDA and Firefox.
      2. Navigate to the test page.
      3. Find the target element(s) that you will test against. Identify all elements that match this selector:#target
        • If multiple elements match the selector, repeat this test for all instances. However, choose a single instance to report against. If you feel that the selector should be more specific, please open a GitHub Issue.
      4. Position and configure the screen reader so that the following conditions are met
        • Virtual focus is: before target
        • Keyboard focus is: before target
        • Mode is: auto (do not explicitly change the mode)
      5. Issue the command: Tab (Read next focusable item)
        • After issuing the command, virtual focus should be: target
      6. Record results for the relevant expectations
    • Output: "button"
    • Result Notes: na because the browser does not support this feature
OrcaFirefoxnot applicable
  • Result: (na)
    • Test Case: Use Tab (Read next focusable item) to navigate forward to `#target`
      1. Launch Orca and Firefox.
      2. Navigate to the test page.
      3. Find the target element(s) that you will test against. Identify all elements that match this selector:#target
        • If multiple elements match the selector, repeat this test for all instances. However, choose a single instance to report against. If you feel that the selector should be more specific, please open a GitHub Issue.
      4. Position and configure the screen reader so that the following conditions are met
        • Virtual focus is: before target
        • Keyboard focus is: before target
        • Mode is: auto (do not explicitly change the mode)
      5. Issue the command: Tab (Read next focusable item)
        • After issuing the command, virtual focus should be: target
      6. Record results for the relevant expectations
    • Output: "push button"
    • Result Notes: na because the browser does not support this feature
TalkBackChromeyes
  • Result: (pass)
    • Test Case: Use Swipe right (or alt+right arrow) (Read next item) to navigate forward to `#target`
      1. Launch TalkBack and Chrome.
      2. Navigate to the test page.
      3. Find the target element(s) that you will test against. Identify all elements that match this selector:#target
        • If multiple elements match the selector, repeat this test for all instances. However, choose a single instance to report against. If you feel that the selector should be more specific, please open a GitHub Issue.
      4. Position and configure the screen reader so that the following conditions are met
        • Virtual focus is: before target
        • Keyboard focus is: before target
        • Mode is: auto (do not explicitly change the mode)
      5. Issue the command: Swipe right (or alt+right arrow) (Read next item)
        • After issuing the command, virtual focus should be: target
      6. Record results for the relevant expectations
    • Output: "play button"
Voice Access (Android)Chromeyes
  • Result: (pass)
    • Test Case: Use "Tap <text>" or just "<text>" (Activate item by name)
      1. Launch Voice Access (Android) and Chrome.
      2. Navigate to the test page.
      3. Find the target element(s) that you will test against. Identify all elements that match this selector:#target
        • If multiple elements match the selector, repeat this test for all instances. However, choose a single instance to report against. If you feel that the selector should be more specific, please open a GitHub Issue.
      4. Issue the command: "Tap <text>" or just "<text>" (Activate item by name)
      5. Record results for the relevant expectations
    • Output: button was activated
    • Command Notes: said "click play".
Voice Control (iOS)Safarinot applicable
  • Result: (na)
    • Test Case: Use "Tap <text>" (Activate item by name)
      1. Launch Voice Control (iOS) and Safari.
      2. Navigate to the test page.
      3. Find the target element(s) that you will test against. Identify all elements that match this selector:#target
        • If multiple elements match the selector, repeat this test for all instances. However, choose a single instance to report against. If you feel that the selector should be more specific, please open a GitHub Issue.
      4. Issue the command: "Tap <text>" (Activate item by name)
      5. Record results for the relevant expectations
    • Output:
    • Command Notes: said "tap play"
    • Result Notes: na because the browser does not support this feature
Voice Control (MacOS)Safarinot applicable
  • Result: (na)
    • Test Case: Use "Click <text>" (Activate item by name)
      1. Launch Voice Control (MacOS) and Safari.
      2. Navigate to the test page.
      3. Find the target element(s) that you will test against. Identify all elements that match this selector:#target
        • If multiple elements match the selector, repeat this test for all instances. However, choose a single instance to report against. If you feel that the selector should be more specific, please open a GitHub Issue.
      4. Issue the command: "Click <text>" (Activate item by name)
      5. Record results for the relevant expectations
    • Output:
    • Command Notes: said "tap play"
    • Result Notes: na because the browser does not support this feature
VoiceOver (iOS)Safarinot applicable
  • Result: (na)
    • Test Case: Use Swipe Right (Next item) to navigate forward to `#target`
      1. Launch VoiceOver (iOS) and Safari.
      2. Navigate to the test page.
      3. Find the target element(s) that you will test against. Identify all elements that match this selector:#target
        • If multiple elements match the selector, repeat this test for all instances. However, choose a single instance to report against. If you feel that the selector should be more specific, please open a GitHub Issue.
      4. Position and configure the screen reader so that the following conditions are met
        • Virtual focus is: before target
        • Keyboard focus is: before target
        • Mode is: auto (do not explicitly change the mode)
      5. Issue the command: Swipe Right (Next item)
        • After issuing the command, virtual focus should be: target
      6. Record results for the relevant expectations
    • Output: "button"
    • Result Notes: na because the browser does not support this feature
VoiceOver (macOS)Safarinot applicable
  • Result: (na)
    • Test Case: Use Tab (Read next focusable item) to navigate forward to `#target`
      1. Launch VoiceOver (macOS) and Safari.
      2. Navigate to the test page.
      3. Find the target element(s) that you will test against. Identify all elements that match this selector:#target
        • If multiple elements match the selector, repeat this test for all instances. However, choose a single instance to report against. If you feel that the selector should be more specific, please open a GitHub Issue.
      4. Position and configure the screen reader so that the following conditions are met
        • Virtual focus is: before target
        • Keyboard focus is: before target
        • Mode is: auto (do not explicitly change the mode)
      5. Issue the command: Tab (Read next focusable item)
        • After issuing the command, virtual focus should be: target
      6. Record results for the relevant expectations
    • Output: "button"
    • Result Notes: na because the browser does not support this feature
Windows Speech RecognitionChromeyes
  • Result: (pass)
    • Test Case: Use "Click <text>" (Activate item by name)
      1. Launch Windows Speech Recognition and Chrome.
      2. Navigate to the test page.
      3. Find the target element(s) that you will test against. Identify all elements that match this selector:#target
        • If multiple elements match the selector, repeat this test for all instances. However, choose a single instance to report against. If you feel that the selector should be more specific, please open a GitHub Issue.
      4. Issue the command: "Click <text>" (Activate item by name)
      5. Record results for the relevant expectations
    • Output: button was activated
    • Command Notes: said "tap play"

Extended Support for: CSS generated content - alternative text: be included as part of the accessible name

These are less common combinations

ATBrowserHas SupportOutput
Dragon Naturally SpeakingIEunknown-
Dragon Naturally SpeakingFirefoxunknown-
JAWS 2021.2107.12Edge 92yes
  • Result: (pass)
    • Test Case: Use Tab (Read next focusable item) to navigate forward to `#target`
      1. Launch JAWS and Edge.
      2. Navigate to the test page.
      3. Find the target element(s) that you will test against. Identify all elements that match this selector:#target
        • If multiple elements match the selector, repeat this test for all instances. However, choose a single instance to report against. If you feel that the selector should be more specific, please open a GitHub Issue.
      4. Position and configure the screen reader so that the following conditions are met
        • Virtual focus is: before target
        • Keyboard focus is: before target
        • Mode is: auto (do not explicitly change the mode)
      5. Issue the command: Tab (Read next focusable item)
        • After issuing the command, virtual focus should be: target
      6. Record results for the relevant expectations
    • Output: "play button, to activate press enter"
  • Result: (pass)
    • Test Case: Use Tab (Read next focusable item) to navigate forward to `#target`
      1. Launch JAWS and Edge.
      2. Navigate to the test page.
      3. Find the target element(s) that you will test against. Identify all elements that match this selector:#target
        • If multiple elements match the selector, repeat this test for all instances. However, choose a single instance to report against. If you feel that the selector should be more specific, please open a GitHub Issue.
      4. Position and configure the screen reader so that the following conditions are met
        • Virtual focus is: before target
        • Keyboard focus is: before target
        • Mode is: auto (do not explicitly change the mode)
      5. Issue the command: Tab (Read next focusable item)
        • After issuing the command, virtual focus should be: target
      6. Record results for the relevant expectations
    • Output: "play button, to activate press enter"
NarratorFirefoxunknown-
NarratorChromeunknown-
NarratorIEunknown-
NVDAIEunknown-
NVDA 2021.1Edge 92yes
  • Result: (pass)
    • Test Case: Use Tab (Read next focusable item) to navigate forward to `#target`
      1. Launch NVDA and Edge.
      2. Navigate to the test page.
      3. Find the target element(s) that you will test against. Identify all elements that match this selector:#target
        • If multiple elements match the selector, repeat this test for all instances. However, choose a single instance to report against. If you feel that the selector should be more specific, please open a GitHub Issue.
      4. Position and configure the screen reader so that the following conditions are met
        • Virtual focus is: before target
        • Keyboard focus is: before target
        • Mode is: auto (do not explicitly change the mode)
      5. Issue the command: Tab (Read next focusable item)
        • After issuing the command, virtual focus should be: target
      6. Record results for the relevant expectations
    • Output: "play button"
  • Result: (pass)
    • Test Case: Use Tab (Read next focusable item) to navigate forward to `#target`
      1. Launch NVDA and Edge.
      2. Navigate to the test page.
      3. Find the target element(s) that you will test against. Identify all elements that match this selector:#target
        • If multiple elements match the selector, repeat this test for all instances. However, choose a single instance to report against. If you feel that the selector should be more specific, please open a GitHub Issue.
      4. Position and configure the screen reader so that the following conditions are met
        • Virtual focus is: before target
        • Keyboard focus is: before target
        • Mode is: auto (do not explicitly change the mode)
      5. Issue the command: Tab (Read next focusable item)
        • After issuing the command, virtual focus should be: target
      6. Record results for the relevant expectations
    • Output: "play button"
TalkBackFirefoxunknown-
Voice Access (Android)Firefoxunknown-
VoiceOver (iOS)Chromeunknown-
VoiceOver (macOS)Chromeunknown-
VoiceOver (macOS)Firefoxunknown-
OrcaChromeunknown-
Voice Control (MacOS)Chromeunknown-
Voice Control (MacOS)Firefoxunknown-
Windows Speech RecognitionEdgeunknown-
Back to top

Dates and Versions of tested combinations

ATAT VersionBrowserBrowser versionOS versionDate tested
Dragon Naturally Speaking15.30Chrome8119092020-04-16
JAWS2021.2107.12Chrome9221H12021-07-29
JAWS2021.2107.12Edge9221H12021-07-29
JAWS2019.1912.1Firefox7419092020-04-16
Narrator20H2Edge9120H22021-05-30
NVDA2021.1Chrome9221H12021-07-29
NVDA2021.1Edge9221H12021-07-29
NVDA2019.3.1Firefox7419092020-04-16
Orca3.34.0Firefox74Ubuntu 19.102020-04-16
TalkBack8.1Chrome81102020-04-16
Voice Access (Android)3.1Chrome81102020-04-16
Voice Control (iOS)13.4.1Safari13.4.113.4.12020-04-16
Voice Control (MacOS)10.15.4Safari13.110.15.42020-04-16
VoiceOver (iOS)13.4.1Safari13.4.113.4.12020-04-16
VoiceOver (macOS)10.15.4Safari13.110.15.42020-04-16
Windows Speech Recognition1909Chrome8119092020-04-16

History

  • 2020-04-16 Add test and results
  • 2021-05-30 narrator/edge now supports this feature
  • 2021-07-29 Added Narrator results for NVDA and JAWS, updated NVDA+Chrome results.