Improve option element nearest ancestor select algorithm #11789
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This PR changes the "option element nearest ancestor select" algorithm to incorporate cases where the option element is nested inside of option, hr, optgroup, or datalist elements to match the option list algorithm. Fixes whatwg#11788
annevk
reviewed
Oct 15, 2025
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| <li><p>If <var>ancestor</var> is an <code>hr</code>, <code>datalist</code>, or | ||
| <code>option</code> element, then return null.</p></li> |
| <code>option</code> element, then return null.</p></li> | ||
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| <p>If <var>ancestor</var> is an <code>optgroup</code> element, then:</p> |
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| <p>If <var>ancestor</var> is an <code>optgroup</code> element, then:</p> | |
| <p>If <var>ancestor</var> is an <code>optgroup</code> element:</p> |
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This PR changes the "option element nearest ancestor select" algorithm to incorporate cases where the option element is nested inside of option, hr, optgroup, or datalist elements to match the option list algorithm.
Fixes #11788
(See WHATWG Working Mode: Changes for more details.)
/form-elements.html ( diff )