Set the value at the specified index of an object.

STDAPI_(JsErrorCode)
    JsSetIndexedProperty(
    _In_ JsValueRef object,
    _In_ JsValueRef index,
    _In_ JsValueRef value);

• object: The object to operate on.
• index: The index to set.
• value: The value to set.

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

Requires an active script context.