Bugzilla – Bug 14830
Specify where index values are gotten from
Last modified: 2011-12-27 22:05:41 UTC
Specifically, are they retrieved from the object passed to .add/.put/.update, or from the structured clone of that value.
In Editors' Draft of 12/27.
Added the following:
Key path values can only be accessed from properties explicitly copied by the structured clone algorithm, as well as the following properties: