command-substitution Examples and Free Source Code

Execute command that results from execution of a script whose name is in a variable...

bash command-substitution indirection shellcheck multiple-indirection

Executing the output as filename...

bash command-substitution indirection shellcheck multiple-indirection

Using bash to generate random IPs in Curl...

bash shell ip ip-address command-substitution

'command not found' when passing variable into BASH function, am I quoting incorrectly?...

linux bash grep command-substitution

Why basename with a suffix doesn't work in a subshell when used with find?...

bash find subshell command-substitution

Is there a way to display function output in bash command...

bash macos function command-substitution

The interpretation between the braces in the brace expansion...

bash command-substitution brace-expansion

Trap with external call in command substitution breaks the parent Bash shell...

bash shell command bash-trap command-substitution

Run perl script in bash array...

bash perl command-substitution

How to escape backticks in bash...

bash command-substitution

set environment variable in GDB from output of command...

linux command-line gdb environment-variables command-substitution

How to apply multiple parameter expansion in BASH for a single output?...

bash linux-kernel redhat command-substitution parameter-expansion

How to remove a known last part from commands output string in one line?...

bash string-substitution command-substitution

Deeply nesting commands...

bash shell escaping backslash command-substitution

Why isn't a semicolon in command substitution output treated identical to one in the original co...

bash shell echo cd command-substitution

Command with input redirection inside while loop...

bash while-loop command-substitution

Bash pass date variable as string...

bash date variables scripting command-substitution

Command substitution with string substitution...

bash command-substitution

echo $(command) gets a different result with the output of the command...

bash subshell command-substitution

How do I use command substition in Dockerfile...

dockerfile command-substitution

Unable to echo last executed within .sh script...

bash scripting sh command-substitution

How do I include a variable in a ksh command subtitution?...

shell ksh command-substitution

Parent trap visible but not run by subshell...

bash subshell command-substitution bash-trap

Replace a date string in sed with the ouput of a custom function with arguments...

date sed unix-timestamp command-substitution

Process substitution broken by a pipe...

bash pipe io-redirection command-substitution

Exit code of command substitution in bash local variable assignment...

bash exit-code local-variables command-substitution

combining tilde expansion with variable substitution in bash...

bash escaping command-substitution tilde-expansion variable-substitution

Passing multi-line command output to echo outputs only a single line...

linux bash parameter-passing command-substitution

Use substituted string as a command in shell script...

shell command-substitution

What is happening in this command substitution?...

bash expansion command-substitution