Example 1.
df_list <- map(filelist, read_excel) # WORKS!!!!
df_list <- map(filelist,read_excel(col_names = F)) #WHY NO WORK???
Example 2.
mtcars_sub <- mtcars[1:5,c("mpg", "hp", "disp")]
pmap(mtcars_sub, sum) #WORKS!!!!
pmap(mtcars_sub, sum(na.rm = F)) #WHY NO WORK???