Global variable declaration in shell scripting

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02-06-2008

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Global variable declaration in shell scripting

Hi all,

How to print variable value which i have assigned inside for loop
because that variable scope is local, but i want to use that variable outside for loop.

Awaiting your great help

Thanks,
Susil

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Code:

[/tmp]$ cat try.sh
#! /bin/sh

for runs in 1 2 3
do
    A=$runs
    echo "Inside loop : $A"
done

echo "Outside loop : $A"
[/tmp]$ ./try.sh
Inside loop : 1
Inside loop : 2
Inside loop : 3
Outside loop : 3
[/tmp]$

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