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unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls,IdHashMessageDigest,IdGlobal, IdHash;
type
TForm1 = class(TForm)
btn1: TButton;
OpenSwf1: TOpenDialog;
edt1: TEdit;
procedure btn1Click(Sender: TObject);
private
function StreamToMD5(S: TFileStream): String;
{ Private declarations }
public
{ Public declarations www.delphitop.com}
end;
type
TMD5 = class(TIdHashMessageDigest5);
var
Form1: TForm1;
implementation
{$R *.dfm}
procedure TForm1.btn1Click(Sender: TObject);
var
filesen:TFileStream;
begin
if OpenSwf1.Execute then
begin
filesen:=TFileStream.Create(OpenSwf1.FileName,fmOpenRead or fmShareExclusive);
edt1.Text:=StreamToMD5(filesen);
filesen.Free;
end;
end;
//读文件MD5值
function TForm1.StreamToMD5(S: TFileStream): String;
var
Md5Encode: TMD5;
begin
Md5Encode:= TMD5.Create;
try
Result :=Md5Encode.HashStreamAsHex(s) ;
finally
Md5Encode.Free;
end;
end;
end.
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