| Property | Description |
| Count | Long - the number of items in the collection |
| IsDirty | Boolean - true if any of the objects in the collection have been edited and not yet saved. |
| Item(Index) | Object - reference to a specific object in the collection, referenced by Index. If Index is numeric, it is the sequential number of the item in the collection, otherwise it is the alphanumeric key of an item. An error is generated if the item referenced by Index does not exist. |
| Value(Index) | String - property value of the property with the name specified by Index. If a property does not exist, an empty string is returned when retrieving a value, and a property object is added to the collection when setting the value. |
The collection methods provide the means to add and delete objects from the collection, and load a complete collection from the database tables.
| Method | Description |
| Add(Object) | Adds the object to the collection. The key of the object is generated as the object database Id property concatonated with "K" to make it alphanumeric. |
| Clear | Removes all objects from the collection. |
| Load(Server, Connection, PaItemId) | Loads all items for the specified PayItemId in the database into this collection. |
| Remove(Index) | Flags the specified object for deletion. An error is generated if an object is not found for the specified Index |