hot to assign output to a variable

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1. UNIX for Beginners Questions & Answers

How do I assign the output of a command to a variable within a loop in bash?

In the else of the main if condition . else set lnk = $(readlink -f <path> | cut -d '/' -f7) echo "$lnk" if ] When I run the above on command line , the execution seems to be fine and I get the desired output. But when I try to assign it to a variable within a loop...

2. Shell Programming and Scripting

How to Assign the Output of an SQL Query to a Variable?

Hi iam new to shell scripting how to declare variables as redshift query and I have to compare two counts by using if condition . ex:count=select count(*) from prd; select count(*) from prd; select count(*) from tag; can any one help me . Please use CODE tags when displaying...

3. Shell Programming and Scripting

Assign output to dynamic variable

Hi Folks, I am trying to assign a value from the command to a dynamic variable. But I am not getting the desired output.. I am sure something is wrong so i need experts advise. There will be multiple files like /var/tmp/server_1, /var/tmp/server_2, /var/tmp/server_3, having different server...

4. Shell Programming and Scripting

Unable to assign command output to variable

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

5. Shell Programming and Scripting

Assign perl output to ksh shell variable

Hello, I am writing a ksh script on an AIX system. I need to get the date and time from a file into a variable. I found the following perl script from another post on this site and modified it slightly to output the format I need: perl -e '@d=localtime ((stat(shift)));...

6. Shell Programming and Scripting

Assign dscl output to variable as an array

Greetings folks, I am trying to assign the output of a dscl command (contains name<spaces>id) to a variable as an array. Currently I am piping the output into a tmp file, then reading the tmp file into an array, then parsing the array. I would like to bypass creating the tmp file portion of...

7. Shell Programming and Scripting

assign awk output to bash variable

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...

8. Shell Programming and Scripting

Assign command (with pipe) output to a variable

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...

9. Shell Programming and Scripting

how to assign the output of the interective script to the variable

Hi, I work in ksh88. I have an interective script which prompts the user for the input and returns numeric value depending on the input provided. I need to call this script inside another script and then assign the resulting output the the variable. The call like that A=`my script` obviously...

10. UNIX for Dummies Questions & Answers

how to assign an output to a variable

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 ...

Shell Programming and Scripting