6 мар. 2014 г. · In my Bash environment I use variables containing spaces, and I use these variables within command substitution. What is the correct way to quote my variables?

7 апр. 2022 г. · Parse them manually in a function, and call the function with the "$@" . After the call, any residual non-options are in $1 , $2 , etc.

9 мая 2020 г. · This has become a fairly common way of providing a tool that can perform multiple actions depending on what sub command is being used.

11 сент. 2021 г. · Given the following contrived example (proper example would be guiding the user through a series of questions and echoing to stdout the computed ...

9 авг. 2015 г. · The exit seems to just be exiting from the sub-command formed by the second part of the line (in parentheses), not from the script itself.

12 мар. 2015 г. · Bash performs variable expansion on $FILE, enters command substitution, passes the value of $FILE to cat, cat outputs the contents of $FILE to standard output.

8 июл. 2013 г. · The \ part is correct, but you can not indent the subsequent lines. (At least not in the middle of words as in the example.).

14 окт. 2021 г. · You should redirect the output of ping somewhere else than its default (the pipe created by the command substitution).

21 окт. 2021 г. · $(...) is a command substitution (“process substitution” is <(...) and the like). Variable substitutions and command substitutions occur in the same pass, from ...

25 апр. 2018 г. · Command substitution is an operation with dedicated syntax to both execute a command and to have this command's output hold (stored) by a ...