| -a | ignore, for compatibility with other versions |
| -Z--context | print only the security context of the process |
| -g--group | print only the effective group ID |
| -G--groups | print all group IDs |
| -n--name | print a name instead of a number, for -u,-g,-G |
| -r--real | print the real ID instead of the effective ID, with -u,-g,-G |
| -u--user | print only the effective user ID |
| -z--zero | delimit entries with NUL characters, not whitespace; not permitted in default format |
| --help | display this help and exit |
| --version | output version information and exit |
NAME
id - print real and effective user and group IDs
SYNOPSIS
id [OPTION]... [USER]...
DESCRIPTION
Print user and group information for each specified USER, or (when USER omitted) for the current process.
- -a
ignore, for compatibility with other versions
- -Z, --context
print only the security context of the process
- -g, --group
print only the effective group ID
- -G, --groups
print all group IDs
- -n, --name
print a name instead of a number, for -u,-g,-G
- -r, --real
print the real ID instead of the effective ID, with -u,-g,-G
- -u, --user
print only the effective user ID
- -z, --zero
delimit entries with NUL characters, not whitespace; not permitted in default format
- --help
display this help and exit
- --version
output version information and exit
Without any OPTION, print some useful set of identified information.
AUTHOR
Written by Arnold Robbins and David MacKenzie.
REPORTING BUGS
GNU coreutils online help: <https://www.gnu.org/software/coreutils/> Report any translation bugs to <https://translationproject.org/team/>
SEE ALSO
Full documentation <https://www.gnu.org/software/coreutils/id> or available locally via: info '(coreutils) id invocation'
Packaged by Debian (9.7-3) Copyright © 2025 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.