The aria-relevant is a non-obligatory attribute that identifies the changes in the live regions, it is not required by the assistive technology’s screen reader to provide information about the updates. The aria-relevant value is acquired from the closest ascendant that has a definite value. The purpose of aria-relevant is to acquire value that can be stated if any adjustments are made in the live regions, although not required, it is helpful to users if any related information is delivered. The developer can use aria-relevant for instances that are needed to inform the users, like when a user in the chatroom leaves the chat. The aria-relevant can be used for markup elements the aria-relevant can be used with other aria labels such as aria-atomic aria-busy and aria-live.
What is the function of the “aria-relevant” ARIA Label?
The function of aria-relevant is to provide information about the changes that are made within the live regions. The aria-relevant benefits the users for some instances that it may need specific information about the changes. However, aria-relevant does not require to be added in all functions as it may confuse the user as to what the information may lead its navigation. The aria-relevant maybe not often used because of its limited beneficial importance, but when there is a need it can be very useful.
What are the uses of the “aria-relevant” ARIA Label?
Listed below are the uses of the “aria-relevant” ARIA Label.
- Alert role: It is a type of live region role that is time-sensitive and may provide a status that is relying on the atomic region.
- Log role: It is used to indicate an element that is created in a live region that provides information in an orderly manner while discarding the old information.
- Marquee role: It is a kind of live region keeping insignificant information that changes regularly.
- Status role: It defines a live region providing general information for the user that is not as important as alert information.
- Timer role: It provides information to the assistive technologies that an element is a timer counter listing the amount of elapsed time from a starting point or a countdown time counter.
Example Uses of “aria-relevant” ARIA Label
Listed below are the example uses of the “aria-relevant” ARIA Label.
The aria-relevant reports to the user of assistive technology via screen reader that there are some changes or modifications within the accessibility tree in live regions. The aria-relevant information still is announced even if the keyboard is not focused on the item that contains the changes.
<ul aria-live=”polite”
aria-relevant=”additions”>
<li>Apple Pie</li>
<li>Brownie</li>
<li>Egg Tart</li>
</ul><ul aria-live=”polite”
aria-relevant=”additions”>
<li>Notebook</li>
<li>Bond Paper</li>
<li>Envelope</li>
</ul><ul aria-live=”polite”
aria-relevant=”additions”>
<li>Beer</li>
<li>Soda</li>
<li>Water</li>
</ul><ul aria-live=”polite”
aria-relevant=”additions”>
<li>T-Shirt</li>
<li>Pants</li>
<li>Underwear</li>
</ul><ul aria-live=”polite”
aria-relevant=”additions”>
<li>Gold Necklace</li>
<li>Silver Bracelet</li>
<li>Diamond Ring</li>
</ul>Listed below are the related ARIA Labels to “aria-relevant”.
- aria-atomic: The aria-atomic is related to the aria-relevant because they are both used for live regional roles. The aria-atomic attribute indicates if the entire display or a portion can only be accessed by the screen reader in connection with the aria-relevant to convey changes in the live region.
- aria-live: The aria-live is related to the aria-relevant because they are both used for live regional roles. The aria-live attribute indicates that an element is to be updated and provides a notification of the level of updates the user can expect within the live region.
- aria-busy: The aria-busy is related to the aria-relevant because they are both used for live regional roles. The aria-busy state indicates that an element is in use and inform the assistive technologies to wait until updates are done before letting the user know.
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