Gets the list of all properties on the object.

STDAPI_(JsErrorCode)
    JsGetOwnPropertyNames(
    _In_ JsValueRef object,
    _Out_ JsValueRef *propertyNames);

• object: The object from which to get the property names.
• propertyNames: An array of property names.

The code JsNoError if the operation succeeded, a failure code otherwise.

Requires an active script context.