Learn Linux Shell Scripting - Fundamentals of Bash 4.4

Verbosity of commands

Command verbosity is an interesting one. In the previous chapters you were introduced to a lot of commands, sometimes with accompanying flags and options that alter the functioning of that command. Most options have both a short and long syntax that accomplishes the same thing. The following is an example:

reader@ubuntu:~$ ls -R.:emptyfile  scripts  textfile.txt./scripts:chapter_07./scripts/chapter_07:hello-world-improved.sh  hello-world.shreader@ubuntu:~$ ls --recursive.:emptyfile  scripts  textfile.txt./scripts:chapter_07./scripts/chapter_07:hello-world-improved.sh  hello-world.shreader@ubuntu:~$

We use ls to recursively print the files in our home directory. We first use the shorthand option -R, and right after the long ...