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Inserts an item into the collection at the specified index.
protected override void InsertItem(int index, T item)
Protected Overrides Sub InsertItem(index As Integer, item As T)
| Type | Name | Description |
|---|---|---|
| int | index | The zero-based index at which item should be inserted. |
| T | item | The object to insert. |
| Type | Condition |
|---|---|
| InvalidOperationException | When the collection is locked. |
| ArgumentOutOfRangeException | When the |
| ArgumentNullException | When the |