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09-17-2007
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Problem in incrementin a variable in UNIX shell script
I have a simple query
If we have BATCH= 081675 and incremnting it by one as BATCH=`expr ${BATCH} + 000001`; We can't get BATCH = 081676 but gets BATCH = 81676 Can anyone tell why i am getting this value and not the rquired one and how i could get the required one? |
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09-17-2007
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Because you are operating with integers, not with strings. I suggest you to perform all the computations with integers and, only at the end, pad the result with the required zeroes (in this case, 6 zeroes): Code:
BATCH=081675
BATCH=`expr ${BATCH} + 1`
BATCH=`printf "%06d\n" "$BATCH"`
echo "$BATCH"
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