public native addAll(index as Int, values as IList<T>) as Void
Inserts every element from a read-only list at the requested index.
| Parameter | Description |
|---|---|
index | Zero-based insertion index in [0, size]. |
values | Elements inserted in iteration order. |
data = ls:[10, 40] data.addAll(1, [20, 30]) print(data) # ls:[10, 20, 30, 40]