| [Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] | 
Return the first non-empty interface in the list.
Source position: classesh.inc line 2069
| function IInterfaceList.First: IUnknown; | 
First returns the first non-empty interface in the list.
| 
 | Returns the first non-nil pointer in the list. | |
| 
 | Return the index of an interface. | |
| 
 | Returns the last non-nil interface in the list. |