procedure TForm1.Edit1Change(Sender: TObject); var OldChange: TNotifyEvent;
OldStart: Integer; begin
with (Sender as TEdit) do
begin OldChange := OnChange;
OnChange := nil;
OldStart := SelStart; if ((SelStart > 0) and (Text[SelStart - 1] = ' ')) or (SelStart = 1) then
begin SelStart := SelStart - 1;
SelLength := 1;
SelText := AnsiUpperCase(SelText); end;