Reference for package '#rtl'

TCollection.AtDelete

Delete item at certain position.

Declaration

Source position: objects.pp line 451

default 
  procedure AtDelete(Index: Sw_Integer);

Description

AtDelete deletes the pointer at position Index in the collection. It doesn't call the object's destructor.

Errors

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

See also

Name Description
TCollection.Delete Delete an item from the collection, but does not destroy it.

Example

Program ex33;
{ Program to demonstrate the TCollection.AtDelete 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 AtDelete(Count-1);
  Writeln ('Freed all objects.');
  Dispose(C,Done);
end.