printenv - Man Page

• Display key-value pairs of all environment variables: printenv
• Display the value of a specific variable: printenv HOME
• Display the value of a variable and end with NUL instead of newline: printenv --null HOME

tldr.sh

printenv [OPTION]... [VARIABLE]...

Print the values of the specified environment VARIABLE(s). If no VARIABLE is specified, print name and value pairs for them all.

-0,  --null

end each output line with NUL, not newline

--help

display this help and exit

--version

output version information and exit

Your shell may have its own version of printenv, which usually supersedes the version described here.  Please refer to your shell's documentation for details about the options it supports.

Written by David MacKenzie and Richard Mlynarik.

GNU coreutils online help: <https://www.gnu.org/software/coreutils/>
Report any translation bugs to <https://translationproject.org/team/>

Copyright © 2024 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.

Full documentation <https://www.gnu.org/software/coreutils/printenv>
or available locally via: info '(coreutils) printenv invocation'

environ(7), perlfunc(1).