Adding up all the columns with names stored in a list
I have create a list of column containing roughly the same name below: Xlist = {};
Ylist = {};for(i = 1, i < ncols(dt2), i++,
if(
contains(dt2:i<< get name, "XXX") > 0, insert into(Xlist, dt2:i<< get name),
contains(dt2:i<< get name, "YYY") > 0, insert into(Ylist, dt2:i<< get name),
)
); I would like to create a new column which will give me a sum of the Xcolumn and Ycolumn. It is not working well for m...
nlc4