The following tables list the members exposed by CollectionBase<T>.
| Name | Description | |
|---|---|---|
![]()  | Add | Adds the specified item to this collection. | 
![]()  | Clear | Removes all elements from this collection. | 
![]()  | Contains | Returns a boolean value indicating whether the specified item is contained within this collection. | 
![]()  | IndexOf | Returns the index of the specified item within this collection, or -1 if the item is not a member of this collection. | 
![]()  | Insert | Inserts the specified item into this collection at the specified index | 
![]()  | Remove | Removes the specified item from this collection. | 
![]()  | RemoveAt | Removes the item at the specified ordinal position within this collection. | 
![]()  | ToString | Returns the string representation of this object. |