This document is a Mac OS X manual page. Manual pages are a command-line technology for providing documentation. You can view these manual pages locally using the man(1) command. These manual pages come from many different sources, and thus, have a variety of writing styles.

For more information about the manual page format, see the manual page for manpages(5).

UUIDGEN(1)                BSD General Commands Manual               UUIDGEN(1)

NAME
     uuidgen -- generates new UUID strings

SYNOPSIS
     uuidgen [-hdr]

DESCRIPTION
     The uuidgen command generates a Universally Unique IDentifier (UUID), a 128-bit value guaranteed to be
     unique over both space and time.

     The following options are available:

     -hdr      Emit CoreFoundation CFUUID-based source code for using the uuid in a header.

RETURN VALUE
     The UUID is printed to standard output as a hyphen-punctuated ASCII string of the form:
     EEF45689-BBE5-4FB6-9E80-41B78F6578E2 (in printf(3) format "%08X-%04X-%04X-%04X-%012X"), unless the -hdr
     option is given, in which case a fragment of source code is output.

Mac OS X                         July 1, 2005                         Mac OS X