[CentOS] question on cut

[Rodrigo Barbosa]

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On Fri, Sep 02, 2005 at 09:00:22AM -0500, Jerry Geis wrote:
> I am trying to use cut to tell me the suffix of a file.
> for example: echo /home/silentm/log/file.machine.log | cut -d . -f 1-
> 
> I was expecting to get .log or log but I get the entire string echoed back.
> 
> doing the opposite gave me what I expected:
> echo /home/silentm/log/file.machine.log | cut -d . -f 1
> gives me
> /home/silentm/log/file

echo /home/silentm/log/file.machine.log | sed 's/^.*\.\([^.]*\)$/\1/'

Will work all the time.

/home/silentm/log/file.machine.log  --> log
/home/silentm/log/file.machine.log.1.2.3.4  --> 4

If you want to get the dot too, just use 's/^.*\(\.[^.]*\)$/\1/'
instead.

Best Regards,

- -- 
Rodrigo Barbosa <rodrigob at suespammers.org>
"Quid quid Latine dictum sit, altum viditur"
"Be excellent to each other ..." - Bill & Ted (Wyld Stallyns)

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