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This documentation is archived and is not being maintained.
JavaScript support varies across Microsoft Edge, Microsoft Store apps, and different document modes of Internet Explorer (IE). For more information about IE document code versioning, see Defining Document Compatibility.
The following table summarizes the JavaScript support across Internet Explorer, Microsoft Edge, and Microsoft Store apps.
Important
Experimental features (enabled from about:flags
) are indicated by Exp
. In some cases, Store apps support varies between Windows 8 (v8) and Windows 10 (v10) apps, and Windows desktop (Win) and Windows Phone (Phone), as indicated.
* Supports DOM objects but not user-defined objects. The enumerable
and configurable
attributes can be specified, but they are not used.