Print a range of columns in a csv file using awk

print_range.awk

#!/usr/bin/awk -f

BEGIN {
    FS=",";
    first_index = 1;
    last_index = 3;
}

{
    for(i = first_index; i <= last_index; i++) {
        printf("%s\t", $i);
    }
    printf("\n");
}