[NumLock]

Код:

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, ExtCtrls, StdCtrls;

type
  TForm1 = class(TForm)
    Memo1: TMemo;
    Memo2: TMemo;
    procedure FormCreate(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.FormCreate(Sender: TObject);
var
  adate: String;
  i: Integer;
  j: Integer;
  s: String;
begin
  adate:='07.2010';
  for i:=0 to Memo1.Lines.Count-1 do
  begin
    s:=Memo1.Lines[i];
    j:=Pos(';', s);
    if (j>0) and (Copy(s, j+4, 7)=adate) then Memo2.Lines.Add(Copy(s, 1, j-1));
  end;
end;

end.