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Full Discussion: Find help in shell - that clears away duplicate files
Top Forums Shell Programming and Scripting Find help in shell - that clears away duplicate files Post 302917734 by MadeInGermany on Thursday 18th of September 2014 10:18:56 AM
Old 09-18-2014
Code:
# touch ./2009-12-12-33.jpg ./Himalaya-2.jpg ./Scooby-Doo-1.txt
# find . -type f -regex '.*-[0-9]\{1,3\}\..*'
# find --version
find (GNU findutils) 4.4.2
Copyright (C) 2007 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.

Written by Eric B. Decker, James Youngman, and Kevin Dalley.
Built using GNU gnulib version e5573b1bad88bfabcda181b9e0125fb0c52b7d3b
Features enabled: D_TYPE O_NOFOLLOW(enabled) LEAF_OPTIMISATION FTS() CBO(level=0)

Workaround:
Code:
# find . -type f -regex '.*-[0-9][0-9]*\..*'
./2009-12-12-33.jpg
./Himalaya-2.jpg
./Scooby-Doo-1.txt

---------- Post updated at 09:18 AM ---------- Previous update was at 09:11 AM ----------

The following is an exact replacement of \{1,3\}:
Code:
find . -type f \( -name '*-[0-9].*' -o -name '*-[0-9][0-9].*' -o -name '*-[0-9][0-9][0-9].*' \)

 

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LEARN ABOUT SUSE

tac

TAC(1)								   User Commands							    TAC(1)

NAME

       tac - concatenate and print files in reverse

SYNOPSIS

       tac [OPTION]... [FILE]...

DESCRIPTION

       Write each FILE to standard output, last line first.  With no FILE, or when FILE is -, read standard input.

       Mandatory arguments to long options are mandatory for short options too.

       -b, --before
	      attach the separator before instead of after

       -r, --regex
	      interpret the separator as a regular expression

       -s, --separator=STRING
	      use STRING as the separator instead of newline

       --help display this help and exit

       --version
	      output version information and exit

AUTHOR

       Written by Jay Lepreau and David MacKenzie.

REPORTING BUGS

       Report tac bugs to bug-coreutils@gnu.org
       GNU coreutils home page: <http://www.gnu.org/software/coreutils/>
       General help using GNU software: <http://www.gnu.org/gethelp/>

COPYRIGHT

       Copyright (C) 2009 Free Software Foundation, Inc.  License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
       This is free software: you are free to change and redistribute it.  There is NO WARRANTY, to the extent permitted by law.

SEE ALSO

       The  full  documentation  for tac is maintained as a Texinfo manual.  If the info and tac programs are properly installed at your site, the
       command

	      info coreutils 'tac invocation'

       should give you access to the complete manual.

GNU coreutils 7.1						     July 2010								    TAC(1)
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