What does it mean in shell when we put a command inside dollar sign and parentheses: $(command)

What does it mean in shell when we put a command inside dollar sign and
parentheses: $(command)



1.bash - What does it mean in shell when we put a command ...

Description:What does it mean in shell when we put a command inside dollar
sign ... means run whatever is inside the parentheses in a subshell ...
What does $@ mean in a shell ...



2.shell - Executing last command in ksh - Stack Overflow

Description:Sign up using Stack Exchange. ... What does it mean in shell
when we put a command inside dollar sign and parentheses: $(command) 0



3.Parenthesis in PowerShell | Huddled Masses

Description:... and we use it to group calculations to determine the order
of operations: ... with a leading $ (dollar sign), ... you can't put two
command pipelines ...



4.Shell Command Language - The Open Group

Description:Shell Command Language. ... with the exception of the
characters dollar sign, ... If the command name does not contain any
slashes, ...



5.The Beginner's Guide to Shell Scripting: The Basics

Description:What will we put in out variable? ... to run the command
inside the parentheses. Then, ... When scripting, a dollar sign ($) ...



6.Shell Programming - Stanford School of Earth Sciences

Description:This statement inside a shell script would run the cp program
with ... how we use variables. The dollar sign ($) ... first letter of a
word in a shell command, ...



7.C shell - Wikipedia, the free encyclopedia

Description:... the use of parentheses and the C shell's built-in
expression grammar and support ... If a word contains a dollar sign, ...
when the C shell starts a command, ...



8.UNIX & Linux Shell Scripting (Variables) - DreamSys Soft

Description:UNIX & Linux Shell Scripting ... we simply put a dollar sign
"$" before the name of the ... This variable will display the first item
in the list of command line ...



9.Variables in the shell script - UMD

Description:... can be piped together and can use redirection just like
they would if they were typed on the shell command ... The dollar sign ...
command, the command inside ...



10.Master the Linux command line | TuxRadar Linux

Description:... Inside the shell. All command ... You'll recognise
variables in shell scripts by a dollar sign prepended to the command. ...
the reference Linux shell we ...