Unit 'Contnrs'	Package
[Overview][Constants][Types][Classes][Procedures and functions][Index]	[#fcl]

TObjectList.FindInstanceOf

Search for an instance of a certain class.

Declaration

Source position: contnrs.pp line 96

public function TObjectList.FindInstanceOf(

AClass: TClass;

AExact: Boolean;

AStartAt: Integer

):Integer;

Arguments

`AClass`		Class of which result should be a descendent.
`AExact`		Should the class of the result be exactly the requested class.
`AStartAt`		Index to start the search.

Function result

Instance found or Nil if none was found.

Description

FindInstanceOf will look through the instances in the list and will return 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, Nil is returned.

Errors