And you would like to extract the filename of the 1st object in the “File” column and write it into the column “Filename”. So you create a button column and let it execute the following JavaScript:
Thank you for your answer and for solving my problem.
I was not understanding how to “declare” or “call” the objects correctly, I mean specifically, the part that proceeds table, row, which is {'Filename': row.File[0].name}); even that I previously used this:
to understand the structure.
Anyway, I will try to learn as much as possible from the help I asked for, to better understand how to properly “read” and structure the other scripts.