摘要：
function DownloadFile(Source, Dest: string): Boolean; begin try Result := UrlDownloadToFile(nil, PChar(source), PChar(Dest), 0, nil) = 0; except Result := False; end;end;procedure TForm1.btn2Click(Sender: TObject);var SourceFile,DestFile:string;begin SourceFile := 'http://www.baidu.com/'; De 阅读全文