How do I sum fields in IronSpeed?

Question

How do I sum fields in the same table in IronSpeed? Do I need to use a function?

Answer 1

Take a look at the documentation for table configuration.

Answer 2

I had seen that document, that is not what I want. I want to make a sum of several fields in the same table. That document only explains how to add the total of each column..

Answer 3

how we can call a function that enter the code in iron speed?