'\" t
.\"     Title: id
.\"    Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/>
.\"      Date: 01/02/2022
.\"    Manual: User Commands
.\"    Source: shadow-utils 4.11.1
.\"  Language: English
.\"
.TH "ID" "1" "01/02/2022" "shadow\-utils 4\&.11\&.1" "User Commands"
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.SH "NAME"
id \- display current user and group ID names
.SH "SYNOPSIS"
.HP \w'\fBid\fR\ 'u
\fBid\fR [\-a]
.SH "DESCRIPTION"
.PP
The
\fBid\fR
command displays the current real and effective user and group ID names or values\&. If the value does not have a corresponding entry in
/etc/passwd
or
/etc/group, the value will be displayed without the corresponding name\&. The optional
\fB\-a\fR
flag will display the group set on systems which support multiple concurrent group membership\&.
.SH "FILES"
.PP
/etc/group
.RS 4
Group account information\&.
.RE
.PP
/etc/passwd
.RS 4
User account information\&.
.RE
.SH "SEE ALSO"
.PP
\fBgetgid\fR(2),
\fBgetgroups\fR(2),
\fBgetuid\fR(2)