摘要：
unit PayIntf_Get; interface uses SysUtils, Windows, Variants, Classes, Graphics, Controls, Forms, Dialogs, StdCtrls, IdHashMessageDigest, IdGlobal, Id 阅读全文
摘要：
unit PayIntf_CallDLL; interface uses Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, Dialogs, StdCtrls; type TUpData = class PosNumber: string; //收银机号 ... 阅读全文