Command to Sort File In Reverse Order [Unix/Linux/macOS]

To sort a file in reverse order make use of the command sort.

Sort File in Rever Alphabetical Order:

Let's take a text file that has unsorted contents as shown below,

America
Brazil
Japan
China
India
Russia
Ukraine
France
Germany

To sort this file in revere order make use of the sort command with -r option for reverse,

# sort -r myUnsortedFile.txt
Ukraine
Russia
Japan
India
Germany
France
China
Brazil
America

What is the file has lines that contain special characters and numbers,

cat myFile.txt 
America
1
Brazil
#
Japan
@
China
India
!
Russia
Ukraine
2
France
Germany

# sort -r myFile.txt
Ukraine
Russia
Japan
India
Germany
France
China
Brazil
America
@
2
1
#
!

Sort File in Rever Numeric Order:

1 America
2 Brazil
3 Japan
4 China
5 India
6 Russia
7 Ukraine
8 France
9 Germany

Make use of -n and -r options together to sort the contents of the file in reverse numeric order,

# sort -nr myFile.txt
9 Germany
8 France
7 Ukraine
6 Russia
5 India
4 China
3 Japan
2 Brazil
1 America