question

[Jerry Geis <geisj@xxxxxxxxxxxxxxx>]

I am trying to increment a filename in a script example name is 000001.txt
and I need to keep the leading 0's. I have no problem if the name was 
1.txt, 2.txt etc...
var=`expr $var + 1`

however how do I keep the leading 0's?

Thanks,

Jerry
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