PRINT FILE IN REVERSE ORDER BY LINE

########  TO PRINT FILE IN REVERSE ORDER BY LINE  #############3

if [ $# -ne 1 ]
then
  echo "Usage reverse_file <filename> "
  exit 1;
fi

########  By using for loop #############
awk '{ line[NR] = $0 }  END { for (i=NR; i>0; i=i-1)
                        print line[i] }' $1