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Full Discussion: one liner needed
Top Forums UNIX for Advanced & Expert Users one liner needed Post 302382324 by gaurav1086 on Wednesday 23rd of December 2009 03:32:16 AM
Old 12-23-2009
Hello ,
Code:
gaurav@localhost:~$ cat > a.txt
var1=tom
var2=kim
gaurav@localhost:~$ perl -wl -e 'open(FILE,"<a.txt");my $var=<STDIN>;chomp $var;while(<FILE>){print $1 if /^$var=(.+)/}'
var1
tom

This will take the name as input like var1 and give "tom"
Hope this is what you exactly want.
Regards.
 

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LEARN ABOUT SUSE

cpanplus::shell::default::plugins::remote

CPANPLUS::Shell::Default::Plugins::Remote(3pm)		 Perl Programmers Reference Guide	    CPANPLUS::Shell::Default::Plugins::Remote(3pm)

NAME

       CPANPLUS::Shell::Default::Plugins::Remote

SYNOPSIS

	   CPAN Terminal> /connect localhost 1337 --user=foo --pass=bar
	   ...
	   CPAN Terminal@localhost> /disconnect

DESCRIPTION

       This is a "CPANPLUS::Shell::Default" plugin that allows you to connect to a machine running an instance of "CPANPLUS::Daemon", allowing
       remote usage of the "CPANPLUS Shell".

       A sample session, updating all modules on a remote machine, might look like this:

	   CPAN Terminal> /connect --user=my_user --pass=secret localhost 1337

	   Connection accepted

	   Successfully connected to 'localhost' on port '11337'

	   Note that no output will appear until a command has completed
	   -- this may take a while

	   CPAN Terminal@localhost> o; i *

	   [....]

	   CPAN Terminal@localhost> /disconnect

	   CPAN Terminal>

BUG REPORTS

       Please report bugs or other issues to <bug-cpanplus@rt.cpan.org<gt>.

AUTHOR

       This module by Jos Boumans <kane@cpan.org>.

COPYRIGHT

       The CPAN++ interface (of which this module is a part of) is copyright (c) 2001 - 2007, Jos Boumans <kane@cpan.org>. All rights reserved.

       This library is free software; you may redistribute and/or modify it under the same terms as Perl itself.

SEE ALSO

       CPANPLUS::Shell::Default, CPANPLUS::Shell, cpanp

perl v5.12.1							    2010-04-26			    CPANPLUS::Shell::Default::Plugins::Remote(3pm)
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