Merge DOMTokenList and DOMSettableTokenList

Fixed, not yet flighted Issue #6369090


Jan 30, 2016
This issue is public.
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Steps to reproduce


Repro Steps:

<!DOCTYPE html>
<iframe id=iframe sandbox></iframe>
w(‘Should log “true” 3 times below:’);
w(iframe.sandbox.proto === DOMTokenList);
w(‘value’ in iframe.sandbox);
w(!(‘DOMSettableTokenList’ in window));

Expected Results:

window.DOMSettableTokenList should be undefined
window.DOMTokenList.prototype.value should exist
classList, relList, etc should have [PutForwards=value] in their IDL

Actual Results:

Dev Channel specific:



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    Comments and activity

    • Microsoft Edge Team

      Changed Assigned To to “Mara P.”

      Changed Assigned To to “Travis L.”

      Changed Status to “Confirmed”

      Changed Assigned To from “Travis L.” to “Steven K.”

      Changed Assigned To from “Steven K.” to “Travis L.”

      Changed Title from “Merge DOMTokenList and DOMSettableTokenList” to “Merge DOMTokenList and DOMSettableTokenList”

      Changed Assigned To from “Travis L.” to “David S.”

      Changed Status from “Confirmed” to “Fixed”

      Changed Status from “Fixed” to “Fixed, not yet flighted”

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