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Format an environment variable

Posted on 2001-09-12
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Last Modified: 2010-04-21
I am using the following command in a bourne shell script: lic=`ps -ef|grep runcobol|wc -l|cut -c6-9`
It returns a numeric number, for example 14.  Is there a way to have it return the number as 4 digits zero filled? For example "0014"      
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Question by:dorinda
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ahoffmann earned 100 total points
ID: 6477575
lic=`printf "%04d", $lic`
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by:bira
ID: 6477603
lic=`ps -ef|grep runcobol|wc -l|cut -c6-9 |sed "s/ //g"`
a="000"
echo $a$lic |rev |cut -c1-4|rev
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