Linux Commands Examples

A great documentation place for Linux commands


print all or part of environment


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

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

end each output line with 0 byte rather than newline


display this help and exit


output version information and exit

NOTE: 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.


Copyright © 2012 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <>.
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.

reporting bugs

Report printenv bugs to bug-coreutils[:at:]gnu[:dot:]org
GNU coreutils home page: <>
General help using GNU software: <>
Report printenv translation bugs to <>

see also

The full documentation for printenv is maintained as a Texinfo manual. If the info and printenv programs are properly installed at your site, the command

info coreutils 'printenv invocation'

should give you access to the complete manual.


Written by David MacKenzie and Richard Mlynarik.

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