Hi,
I am giving a grep command, and i am getting the output. i want to store it in a variable
for eg
a = grep '12345' /dir/1/2/log.txt ( the output is number)
b= grep 'basic' /dir/1/2/log1.txt (in this case the output is character)
so how to assign the output of grep to a variable
... (1 Reply)
Good day, everyone!
I've got a small problem with re-assigning the variable form the loop. What I'm trying to do is:
#!/bin/bash/
VAR1="AAA"
VAR2="BBB"
VAR3="CCC"
for WORD in VAR1 VAR2 VAR3;
do
$WORD="DDD"
echo $WORD
done
:o
That's the output and error messages:
-bash:... (2 Replies)
Hi
I am trying to write a function that needs to be able to assign the last run shell command to a variable. The actual command string itself not the exit code of the command.
I am using the bash command recall ability to do this as follows:
alias pb='ps | grep ash' ... (3 Replies)
Hi ,
I would like to assign command (with pipe) output to a variable. The code is as follows. The goal of the code is to get the last folder folder with a particular name pattern.
myDate=`ls | grep 2009 | tail -1`
echo "myDate=" $myDate
However, in the presence of the pipe, the code... (3 Replies)
greetings all,
I am have a heck of a time trying to accomplish a very simple thing. I have an array of "shortname<spaces>id" created from a dscl output. I want to assign shortname=word1 and id=word2. I have tried
shortname=$(${textArray} | awk '{print $1}') - and get 'awk : cannot open... (3 Replies)
Hi,
I've a requirement where I want to re-assign the value in the variable through which FOR LOOP loops.
For e.g.
Snippet of code
---------------
for i in $var
do
echo $i >> $tempFile
var=`echo $another_var | awk -F" " '{print $1}'`
done
I am re-assigning var so... (2 Replies)
Hi, wondering if it's been asked before but didn't find matches from google. Basically I have this line:
myvar=$(echo -e "a\tb")
Now somehow the '\t' from the echo output gets replaced with white space and then stored in $myvar.
It creates a problem for me later to use tab as delimiter to do... (2 Replies)
Code
set -x
STATUS="0"
echo $STATUS
for i in `ls -ltr Report*|awk '{ print $9 }'`
do
if
then
flg = "`head -1 "$i" |cut -c 31-33`"
echo `head -1 "$i" |cut -c 31-33`
echo $flg
if
then
echo "having Fun"
STATUS="2"
else
echo "no Fun"
fi
fi (2 Replies)
Hi
As bash does not support multidimensional arrays (?), I need some help with a problem. What I want to do is to assign variable names containing a counter in a loop .
what I want to do is basically something like this:
#!/bin/bash
for i in {1..8}; do
var$i = "some command"
done... (6 Replies)
Hi,
I am trying to get a loop counter i and set its value as the ouput of a command:
i=`printmo TEST1 | grep -i TEST2 | wc -l`
Then I want to use i as counter to run a loop i number of times.
Like if i gets a value of 5 I'll have to run loop 5 times.
But will i here be a numeric... (3 Replies)
Discussion started by: pat_pramod
3 Replies
LEARN ABOUT CENTOS
ppix::regexp::structure::code
PPIx::Regexp::Structure::Code(3) User Contributed Perl Documentation PPIx::Regexp::Structure::Code(3)NAME
PPIx::Regexp::Structure::Code - Represent one of the code structures.
SYNOPSIS
use PPIx::Regexp::Dumper;
PPIx::Regexp::Dumper->new( 'qr{(?{print "hello sailor
")}smx' )
->print();
INHERITANCE
"PPIx::Regexp::Structure::Code" is a PPIx::Regexp::Structure.
"PPIx::Regexp::Structure::Code" has no descendants.
DESCRIPTION
This class represents one of the code structures, either
(?{ code })
or
(??{ code })
METHODS
This class provides no public methods beyond those provided by its superclass.
SUPPORT
Support is by the author. Please file bug reports at <http://rt.cpan.org>, or in electronic mail to the author.
AUTHOR
Thomas R. Wyant, III wyant at cpan dot org
COPYRIGHT AND LICENSE
Copyright (C) 2009-2013 by Thomas R. Wyant, III
This program is free software; you can redistribute it and/or modify it under the same terms as Perl 5.10.0. For more details, see the full
text of the licenses in the directory LICENSES.
This program is distributed in the hope that it will be useful, but without any warranty; without even the implied warranty of
merchantability or fitness for a particular purpose.
perl v5.16.3 2014-06-10 PPIx::Regexp::Structure::Code(3)