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Full Discussion: RE value assignment
Top Forums Shell Programming and Scripting RE value assignment Post 302380743 by pludi on Wednesday 16th of December 2009 05:47:40 AM
Old 12-16-2009
Where did you get this pattern from anyways? I'm asking because I think it's strange that you're using non-capturing groups in your regex, yet never heard of capturing groups and how to use them.

Also, as a side note, working on the default variable without a good reason is usually discouraged.
 

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groups(1B)					     SunOS/BSD Compatibility Package Commands						groups(1B)

NAME
groups - display a user's group memberships SYNOPSIS
/usr/ucb/groups [user]... DESCRIPTION
With no arguments, groups displays the groups to which you belong; else it displays the groups to which the user belongs. Each user belongs to a group specified in the password file /etc/passwd and possibly to other groups as specified in the file /etc/group. If you do not own a file but belong to the group which it is owned by then you are granted group access to the file. FILES
/etc/passwd /etc/group ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Availability |SUNWscpu | +-----------------------------+-----------------------------+ SEE ALSO
getgroups(2), attributes(5) NOTES
This command is obsolete. SunOS 5.11 14 Sep 1992 groups(1B)
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