对商品进行优惠打折。
1、 后台设置商品可以打折
【PC后台】-【商品】-【总部商品配置】-【编辑】，点击允许打折的商品进行编辑。
点击可打折，即可在收银端显示打折的入口。
2、在收银端对要打折的商品进行打折。
【收银端】-选择相应要打折商品的台桌，【左滑】要打折的商品，点击【商品打折】。
有两种打折方式，可以选择按【折后商品单价】（打折后单个商品的价格）或【商品折扣】（商品折扣数）进行打折，下方都会显示折后总价。
打折后，商品价格处显示打折后的金额。
对商品进行优惠打折。
1、 后台设置商品可以打折
【PC后台】-【商品】-【总部商品配置】-【编辑】，点击允许打折的商品进行编辑。
点击可打折，即可在收银端显示打折的入口。
2、在收银端对要打折的商品进行打折。
【收银端】-选择相应要打折商品的台桌，【左滑】要打折的商品，点击【商品打折】。
有两种打折方式，可以选择按【折后商品单价】（打折后单个商品的价格）或【商品折扣】（商品折扣数）进行打折，下方都会显示折后总价。
打折后，商品价格处显示打折后的金额。
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