## ReadOnlyCollectionBase< T > class

Represents a read-only collection of objects.

## Methods

| Name | Description |
| --- | --- |
| [Add](./add/) | This is the stub implementation of ICollection's Add method, that only throws NotSupportedException |
| [get_Count](./get_count/) | Gets the number of objects contained in the object. |
| [GetEnumerator](./getenumerator/) | Returns an enumerator for this collection. |
| [idx_get](./idx_get/) | Returns the element at the specified index. |
| [idx_set](./idx_set/) | Returns the element at the specified index. |
| [ToList](./tolist/) | Converts the collection to a list of objects. |