procedure TForm1.BitBtn21Click(Sender: TObject); begin with tqr1.Create(self) do Preview; end; 怎么只能打印阅览一次阿!?提示我的qr1空间已经存在
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procedure TForm1.BitBtn21Click(Sender: TObject); begin with tqr1.Create(nil) do begin Preview; Free; end; end;
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