Search for an instance of a certain class.
Source position: contnrs.pp line 62
| public function TFPObjectList.FindInstanceOf( | 
| AClass: TClass; | 
| AExact: Boolean; | 
| AStartAt: Integer | 
| ):Integer; | 
| AClass | 
 | The class to look for. | 
| AExact | 
 | Should the class match exact or nor. | 
| AStartAt | 
 | Index to start the search at. | 
The index of the first instance of the requested class.
FindInstanceOf will look through the instances in the list and will return the index of the first instance which is a descendent of class AClass if AExact is False. If AExact is true, then the instance should be of class AClass.
If no instance of the requested class is found, -1 is returned.
None.
| 
 | Search for an object in the list. |