TCollection.AtFree

Free an item at the indicates position, calling it's destructor.

Declaration

Source position: objects.pp line 449

default 
  procedure AtFree(Index: Sw_Integer);

Description

AtFree deletes the item at position Index in the collection, and calls the item's destructor if it is not Nil.

Errors

If Index isn't valid then Error is called with CoIndexError.

See also

Name Description
TCollection.AtDelete Delete item at certain position.
TCollection.Free Free item from collection, calling it's destructor.

Example

Program ex32;
{ Program to demonstrate the TCollection.AtFree method }
Uses Objects,MyObject; { For TMyObject definition and registration }
Var C : PCollection;
    M : PMyObject;
    I : Longint;
begin
  Randomize;
  C:=New(PCollection,Init(120,10));
  For I:=1 to 100 do
    begin
    M:=New(PMyObject,Init);
    M^.SetField(I-1);
    C^.Insert(M);
    end;
  Writeln ('Added 100 Items');
  With C^ do
    While Count>0 do AtFree(Count-1);
  Writeln ('Freed all objects.');
  Dispose(C,Done);
end.