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Php 如何在Magento中向发票添加折扣_Php_Magento_Discount - Fatal编程技术网

Php 如何在Magento中向发票添加折扣

Php 如何在Magento中向发票添加折扣,php,magento,discount,Php,Magento,Discount,如果产品处于“销售中”,我希望在发票中注明售前价格和发票中未注明的价格。如何做到这一点。谢谢

如果产品处于“销售中”,我希望在发票中注明售前价格和发票中未注明的价格。如何做到这一点。谢谢