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[Bug 18645] [Shadow]: HTMLSelectElement should have an insertion point

From: <bugzilla@jessica.w3.org>
Date: Wed, 22 Aug 2012 16:59:33 +0000
Message-Id: <E1T4EHF-00045f-AC@jessica.w3.org>
To: public-webapps-bugzilla@w3.org
https://www.w3.org/Bugs/Public/show_bug.cgi?id=18645

--- Comment #2 from Dimitri Glazkov <dglazkov@chromium.org> 2012-08-22 16:59:32 UTC ---
(In reply to comment #1)
> Actually a <select> element will get not only the direct children <option> but
> also get non direct children.
> 
> For example, 
> 
> ​<select>
> <option>foo</option>
> <p><option>bar</option></p>
> </select>​​​​​​​​​​​​​​​​​​​​​​​​​​
> 
> both 'foo' and 'bar' will be used in this case.

Right, but in this case, the HTML parser is playing tricks on you. Look at the
resulting DOM tree: you'll see that <p> is silently dropped. However, if still
you try to create this structure imperatively, you'll see that only <options>
that are direct children are shown:

http://software.hixie.ch/utilities/js/live-dom-viewer/?%3C!DOCTYPE%20html%3E%0A%3Cselect%3E%0A%3Coption%3Efoo%3C%2Foption%3E%0A%3Cp%3E%3Coption%3Ebar%3C%2Foption%3E%3C%2Fp%3E%0A%3C%2Fselect%3E%E2%80%8B%E2%80%8B%E2%80%8B%E2%80%8B%E2%80%8B%E2%80%8B%E2%80%8B%E2%80%8B%E2%80%8B%E2%80%8B%E2%80%8B%E2%80%8B%E2%80%8B%E2%80%8B%E2%80%8B%E2%80%8B%E2%80%8B%E2%80%8B%E2%80%8B%E2%80%8B%E2%80%8B%0A%3Cscript%3E%0A%0Avar%20option%20%3D%20document.createElement('option')%3B%0Aoption.textContent%20%3D%20'baz'%3B%0Avar%20p%20%3D%20document.createElement('p')%3B%0Ap.appendChild(option)%3B%0Adocument.querySelector('select').appendChild(p)%3B%0A%0A%3C%2Fscript%3E

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Received on Wednesday, 22 August 2012 16:59:34 GMT

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