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How can get the value 001 using shell script

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# 1  
Old 07-20-2009
How can get the value 001 using shell script
Hi Gurus,

Please help in this shell script.

x=000
y=`expr $x + 1`
echo $y

which gives me the value as 1

How can i get the value as 001 in this shell script. As i am new to scripting stuck up here.

Requesting here help here
# 2  
Old 07-20-2009
Instead of echo use the below...

Code:
printf "%03d" "$y"

# 3  
Old 07-20-2009
You can also use typeset:

Code:
x=0
typeset -Z3 y=$(expr $x + 1)
echo $y
001

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