Problem description & analysis:

There is a sales data table:

Task: We want to calculate the cumulative sales volume and fill them in column C.

Solution:

Use SPL XLL and calculate in cell C2 first:

=spl("=?1+?2",B2,C1)

Then drag C2 down to every relevant row to get the final results:

Download esProc Desktop for FREE and see how it works for you!!! 🚀🔥⬇️

✨SPL download address: esProc Desktop FREE Download

✨Plugin Installation Method: SPL XLL Installation and Configuration

✨References to other rich Excel operation cases: Desktop and Excel Data Processing Cases

✨YouTube FREE courses: SPL Programming