如何知道实际打印的报告 [英] How to know that a report actually printed

问题描述

您好，我想用true更新数据库字段
当实际在打印机上打印报告时，
避免两次打印，因为用户有时会忘记自己被打印了
他想要一张已经印好的确认书！
谢谢

Hello please i want to update a database field with true
when a report actually printed at the printer,
to avoid print it twice ,, as the user sometimes forget that he was printed it
and he want a confirmation that is already printed !!
thanks

推荐答案

您必须依靠用户来获取该信息，因为硬件无法告诉您.

You have to rely on users for that information as the hardware is not able to tell you.

感谢Mehdi但是需要此选项的用户！

thanks Mehdi but the user who need this option!!

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