usage of tr

Madan Thapa madan.feedback at gmail.com
Tue Apr 8 07:29:28 UTC 2008


On Tue, Apr 8, 2008 at 5:27 AM, mark <m.roth2006 at rcn.com> wrote:

> Aaron Bliss wrote:
> > Hi everyone,
> > I'm trying to figured out how to remove and instance of ^ followed by
> > and upper case H from a file.When I use tr -d [^H] tr is removing the
> > sequences with ^ characters as well as any upper case H's found in the
> > file.   Any ideas?  thanks.
>


root at server [/var/log/snort]# cat 1
lkj^Hdfdsfj sdfjs fdjsd; ^H sdlkfskj ^H
dsffs^Hk f sdjf s^H
root at server [/var/log/snort]#
root at server [/var/log/snort]#

root at server [/var/log/snort]# replace "^" "" -- 1
1 converted

root at server [/var/log/snort]#
root at server [/var/log/snort]# cat 1
lkjHdfdsfj sdfjs fdjsd; H sdlkfskj H
dsffsHk f sdjf sH

root at server [/var/log/snort]#
root at server [/var/log/snort]# rm -f 1
root at server [/var/log/snort]#


Does this help?



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