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{$mode objfpc}
type
generic TList<_T>=class(TObject)
type
PListItem = ^TListItem;
TListItem = record
data : _T;
next : PListItem;
end;
var
first,last : PListItem;
procedure Add(item: _T);
end;
procedure TList.Add(item: _T);
var
newitem : PListItem;
begin
new(newitem);
newitem^.data:=item;
newitem^.next:=first;
first:=newitem;
end;
type
TMyIntList = specialize TList<integer>;
TMyStringList = specialize TList<string>;
var
ilist : TMyIntList;
slist : TMyStringList;
someInt : integer;
begin
someInt:=10;
ilist := TMyIntList.Create;
ilist.Add(someInt);
ilist.Add(someInt+1);
writeln(ilist.first^.data);
if ilist.first^.data<>11 then
halt(1);
writeln(ilist.first^.next^.data);
if ilist.first^.next^.data<>10 then
halt(1);
slist := TMyStringList.Create;
slist.Add('Test1');
slist.Add('Test2');
writeln(slist.first^.data);
if slist.first^.data<>'Test2' then
halt(1);
writeln('ok');
end.
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