The IMetabaseCustomClasses interface contains properties and methods used to work with a collection of custom classes.
| Property name | Brief description | |
| Count | The Count property returns the number of classes in the collection. | |
| Item | The Item property returns a class from the collection by its index. |
| Method name | Brief description | |
| Add | The Add method adds a class to the collection. | |
| Clear | The Clear method deletes all classes from the collection. | |
| FindById | The FindById method searches for a class in the collection by its identifier. | |
| FindByKey | The FindByKey method searches for a class in the collection by its key. | |
| Remove | The Remove method removes a class from the collection by its index. | |
| RemoveByKey | The RemoveByKey method removes a class from the collection by its key. |
See also: