![]() ![]() When these features cause a scroll to an element in a hidden until found subtree, the browser will: In the hidden until found state, the element is hidden but its content will be accessible to the browser's "find in page" feature or to fragment navigation. Similarly, a canvas element with the hidden attribute could be used by a scripted graphics engine as an off-screen buffer, and a form control could refer to a hidden form element using its form attribute.Įlements that are descendants of a hidden element are still active, which means that script elements can still execute and form elements can still submit. While hiding the descriptions implies that they are not useful on their own, they could be written in such a way that they are useful in the specific context of being referenced from the element that they describe. It would be fine, however, to use the ARIA aria-describedby attribute to refer to descriptions that are themselves hidden. If the content is not applicable or relevant, then there is no reason to link to it. For example, it would be incorrect to use the href attribute to link to a section marked with the hidden attribute. Hidden elements shouldn't be linked from non-hidden elements. If something is marked hidden, it is hidden from all presentations, including, for instance, screen readers. The hidden attribute must not be used to hide content just from one presentation. Allowing cross-origin use of images and canvas.HTML table advanced features and accessibility.From object to iframe - other embedding technologies.Assessment: Structuring a page of content.
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