如何在Crystal Reports中执行内容的加(+)操作? [英] How to perform addition (+) operation of content in Crystal Reports?

问题描述

在我的项目中，我无法对Crystal Reports报表中整本书的总成本进行加法运算.请帮忙.

In my project, I am having problems performing addition for the total cost of a whole book present in a Crystal Reports report. Please help.

推荐答案

如果您具有正确类型的字段，Crystal可以为您做到这一点.

因此，最初的事情是检查该字段是数字类型还是字符串.

Crystal is geared to be able to do that for you, if you have the fields of the proper type.

So the initial thing would be to check if the field is a numeric type, or a string.

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