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Top Forums Shell Programming and Scripting list all file whose 2nd char is digit! Post 302327385 by durden_tyler on Sunday 21st of June 2009 08:16:46 AM
Old 06-21-2009
Quote:
Originally Posted by Sgupta
...
ls -l | grep ^.[0-9].*$
its not giving any output!!
can some1 tell me where i m wrong?
You were trying to match that expression on the output of ls -l.
If you check the output of ls -l, you'll notice that it does not have a digit at the second place, which is why the grep did not have a match.

tyler_durden
 

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ZGREP(1)						      General Commands Manual							  ZGREP(1)

NAME
zgrep - search possibly compressed files for a regular expression SYNOPSIS
zgrep [ grep_options ] [ -e ] pattern filename... DESCRIPTION
Zgrep invokes grep on compressed or gzipped files. These grep options will cause zgrep to terminate with an error code: (-[drRzZ]|--di*|--exc*|--inc*|--rec*|--nu*). All other options specified are passed directly to grep. If no file is specified, then the standard input is decompressed if necessary and fed to grep. Otherwise the given files are uncompressed if necessary and fed to grep. If the GREP environment variable is set, zgrep uses it as the grep program to be invoked. EXIT CODE
2 - An option that is not supported was specified. AUTHOR
Charles Levert (charles@comm.polymtl.ca) SEE ALSO
grep(1), gzexe(1), gzip(1), zdiff(1), zforce(1), zmore(1), znew(1) ZGREP(1)
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