Convert first row as column name in a list of dataframes, then delete first row

Question

I am relatively new to R, and am facing an issue trying to convert the first row of a list of dataframe into the column name.

I have a dataframe of 120 rows, the dp

Answer 1

Your function inside lapply returns x[1, ] only. You have to return the whole data frame instead. Use this command:

lapply(cmonlist, function(x) "names<-"(x, x[1, ]))

If you also want to remove the first row of each data frame, use this:

lapply(cmonlist, function(x) tail("names<-"(x, x[1, ]), -1))