摘要: //BigDecimal流reduce()进行累加 BigDecimal stoNum = entry.getValue().stream() .map(order -> new BigDecimal(order.getStorageNum()).multiply(new BigDecimal(or 阅读全文
posted @ 2021-04-03 14:29 回忆往事2 阅读(552) 评论(0) 推荐(0)