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тАО11-25-2008 05:38 AM
тАО11-25-2008 05:38 AM
Is nested substitution is possible in shell scripts.
For example
VAR=/home/raghul
VAR1=VAR
And my requirement is, to get the /home/raghul using VAR1 variable.
i.e
If I use ${VAR1} will give VAR and it needs to be get expanded to /home/raghul in one command using echo.
Kindly help if it can be possible.
Thanks,
Regards,
Raghu
Solved! Go to Solution.
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- variable
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тАО11-25-2008 05:43 AM
тАО11-25-2008 05:43 AM
Re: Command Substitution
Do you mean:
VAR=/home/raghul
# VAR1=${VAR}
# echo $VAR1
/home/raghul
Regards!
...JRF...
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тАО11-25-2008 05:43 AM
тАО11-25-2008 05:43 AM
Re: Command Substitution
VAR=/home/raghul
VAR1=$VAR
echo $VAR1
regards,
ivan
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тАО11-25-2008 08:13 AM
тАО11-25-2008 08:13 AM
Re: Command Substitution
let us say, script check.sh
cat check.sh
------------------------------------------
HOME_PATH="/home/raghul"
VAR=${1}
echo ${VAR}
------------------------------------------
Now If I execute the program
$./check.sh HOME_PATH,
The echo statement should display /home/raghul.
===> ${${VAR}}
===> ${HOME_PATH}
===> /home/raghul
I am extremly sorry if my first question is not clear or deviated from my requirement. The requirement is explained in the second one.
Kindly guide me.
Many Thanks,
Regards,
Raghu.
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тАО11-25-2008 08:31 AM
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тАО11-25-2008 08:52 AM
тАО11-25-2008 08:52 AM
Re: Command Substitution
Incredible, Thanks for the solution.
Many Thanks,
Regards,
Raghu.