[ILUG] Bourne[-again] shell

[Harry Moreau]

On Thu, 14 Oct 1999, Peter Flynn wrote:
> How's your shell? I have a script with variables
> 
> SURNAME1=foo
> SURNAME2=bar
> etc
> SURNAME9=blort
> 
> and I want to reference these in a loop. My bash is rusty,
> to say the least, and I don't do Perl.
> 

#!/bin/sh
# This will work with bash, ksh or even old sh.

s1=one
s2=two
s3=three
s4=four
s5=five
s6=six

counter=1
while [ $counter -le 6 ]
do
	var=`eval echo \$s$counter`
	echo "Value is $var"
	counter=`expr $counter + 1`
done

# Result is
one
two
three
four
five
six

--
-- Harry Moreau -------------