unit MainForm;

interface

uses

  Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,

  Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, System.Hash, IdHashMessageDigest;

type

  TForm1 = class(TForm)

    btnIndyMD5: TButton;

    memInput: TMemo;

    memOutput: TMemo;

    btnDM5: TButton;

    Button1: TButton;

    Button2: TButton;

    procedure btnIndyMD5Click(Sender: TObject);

    procedure btnDM5Click(Sender: TObject);

    procedure Button1Click(Sender: TObject);

    procedure Button2Click(Sender: TObject);

    procedure FormCreate(Sender: TObject);

  private

    { Private declarations }

  public

    { Public declarations }

  end;

var

  Form1: TForm1;

implementation

{$R *.dfm}

function IndyMD5Str(const Value: string): string;

var

  MD5 : TIdHashMessageDigest5;

begin

  MD5 := TIdHashMessageDigest5.Create;

  try

    Result := MD5.HashStringAsHex(Value);

  finally

    MD5.Free;

  end;

end;

procedure TForm1.btnDM5Click(Sender: TObject);

begin

  memOutput.Text := THashMD5.GetHashString(memInput.Text);

end;

procedure TForm1.btnIndyMD5Click(Sender: TObject);

begin

  memOutput.Text := IndyMD5Str(memInput.Text);

end;

procedure TForm1.Button1Click(Sender: TObject);

begin

  memOutput.Text := THashSHA1.GetHashString(memInput.Text);

end;

procedure TForm1.Button2Click(Sender: TObject);

begin

  memOutput.Text := THashSHA2.GetHashString(memInput.Text);

end;

procedure TForm1.FormCreate(Sender: TObject);

begin

end;

end.