Date: Wed, 8 Oct 2008 08:21:21 +0100 From: Frank Shute <frank@shute.org.uk> To: Kalpin Erlangga Silaen <kalpin@muliahost.com>, freebsd-questions@freebsd.org Subject: Re: bash script on FreeBSD Message-ID: <20081008072121.GB94922@melon.esperance-linux.co.uk> In-Reply-To: <20081008071156.GA94922@melon.esperance-linux.co.uk> References: <48EC410C.2030707@muliahost.com> <20081008071156.GA94922@melon.esperance-linux.co.uk>
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On Wed, Oct 08, 2008 at 08:11:56AM +0100, Frank Shute wrote: > > On Wed, Oct 08, 2008 at 12:11:40PM +0700, Kalpin Erlangga Silaen wrote: > > > > Dear all, > > > > I am going to extract field username and UID from /etc/passwd and passed > > into some scripts. Let say I got line > > > > admin 100 > > admin2 200 > > admin3 300 > > admin4 400 > > > > and then I want to echoing into screen: > > > > admin has uid 100 > > admin2 has uid 200 > > admin3 has uid 300 > > admin4 has uid 400 > > > > How do I make this with bash script? > > > > Thank you > > > > > > Kalpin Erlangga Silaen > > $ sed -e 's/\(admin[0-9]*\)\ \([0-9]*\)/\1 has uid \2/g' /etc/passwd > Correction: You can't use that on /etc/passwd directly. But assuming you've got a file already in the format you specified, then you can use it on that. If you want to grab the data directly from /etc/passwd then you'd be better off using awk(1). Regards, -- Frank Contact info: http://www.shute.org.uk/misc/contact.html
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