![]() ![]() If the value references an, the current value of the form control is included in the calculated name string, changing if the value is updated. The aria-labelledby property incorporates the value of input elements.While you should provide assistive technology users with the same content as all other users, you can include content from elements with the HTML hidden attribute, CSS display: none, and CSS visibility: hidden in the calculated name string. The aria-labelledby property value can include content from elements that aren't even visible.aria-labelledby="attr attr rm13 rm13"> is treated as aria-labelledby="attr rm13"> If an element is referenced more than one time, only the first reference is processed. The aria-labelledby property ignores repeated ids in its value.Had we written aria-labelledby="attr rm13">, the accessible name would have been "13 ARIA attributes you need to know read more". When more than one element is referenced by aria-labelledby, the content from each referenced element is combined in the order that they are referenced in the aria-labelledby value. The aria-labelledby property value order matters.Read more In this example, the accessible name is "read more 13 ARIA attributes you need to know". There are over 50 ARIA states and properties, but 13 of them stand out… If there is no element in the DOM that provides a brief label appropriate for an accessible name for an interactive element, use aria-label to define the accessible name for an interactive element. aria-describedby is used to reference longer content that provides a description. aria-labelledby should reference brief text that provides the element with an accessible name. The aria-labelledby and aria-describedby attributes both reference other elements to calculate text alternatives. aria-labelledby takes precedence over all other methods of providing an accessible name, including aria-label,, and the element's inner text. If an element has both attributes set, aria-labelledby will be used. It provides the user with a recognizable, accessible name for an interactive element. The purpose of aria-labelledby is the same as that of aria-label. If there is no content that can be referenced to create an accessible name, the aria-label attribute should be used instead. aria-labelledby can be used to reference another element to define its accessible name, when an element's accessible name needs to use content from elsewhere in the DOM. Other elements, such as form, , and get their accessible name from the content of associated elements for these elements, the accessible name comes from the with a for attribute,, and respectively.Īll interactive elements must have an accessible name. For example, the accessible name for a, , or comes from the text between the opening and closing tags. ![]() Some elements get their accessible name from their inner content. This is useful when using elements that don't have native support for associating elements to provide an accessible name. The aria-labelledby property enables authors to reference other elements on the page to define an accessible name. ![]()
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