Expressoes regulares Delphi

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    Button1: TButton;
    Edit1: TEdit;
    Button2: TButton;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);
var strRegExp:string;
begin
  strRegExp := '[0-9]{11}';
  if TRegEx.IsMatch(edit1.Text, strRegExp) = False then
  begin
    Application.MessageBox('CPF Inválido','Atenção!',MB_OK+MB_ICONWARNING);
    Abort;
  end
  else
  begin
    Application.MessageBox('CPF Correto','Atenção!',MB_OK+MB_ICONWARNING);
  end;
end;
procedure TForm1.Button2Click(Sender: TObject);
var strRegExp:string;
begin
  //MOC MDF-e 3.00a - Leiaute      - expressao regular
  //https://dfe-portal.sefazvirtual.rs.gov.br/Mdfe/Documentos#
  strRegExp := '(((20(([02468][048])|([13579][26]))-02-29))|(20[0-9][0-9])-((((0[1-9])|(1[0-2]))-((0[1-9])|(1\d)|(2[0-8])))|((((0[13578])|(1[02]))-31)|(((0[1,3-9])|(1[0-2]))-(29|30)))))';
  if TRegEx.IsMatch(edit1.Text, strRegExp) = False then
  begin
    Application.MessageBox('Data Inválida','Atenção!',MB_OK+MB_ICONWARNING);
    Abort;
  end
  else
  begin
    Application.MessageBox('Data Correta','Atenção!',MB_OK+MB_ICONWARNING);
  end;

end;

end.