Linux - how to sort alphanumeric strings

1. Overview

With Linux sort command we can sort with argument -V to sort alphanumeric string.

$ sort -V input_file.txt > output_file_2.txt

2. Sort alphanumeric string example

$ cat input.txt
ABC_2
ABC_11
ABC_1
ABC_12
ABC_22
ABC_5
ABC_3
ABC_21

# simple sort
$ sort input_file.txt > output_file_1.txt

$ cat output_file_1.txt
ABC_1
ABC_11
ABC_12
ABC_2
ABC_21
ABC_22
ABC_3
ABC_5

# sort alphanumeric string with argument -V
$ sort -V input_file.txt > output_file_2.txt

$ cat output_file_2.txt
ABC_1
ABC_2
ABC_3
ABC_5
ABC_11
ABC_12
ABC_21
ABC_22

3. Sort alphanumeric string example with screenshot