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How to compare two strings in a file

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# 1  
Old 02-15-2011
Bug How to compare two strings in a file
hello guyzz

please help me out..

I have two file a.sh and b.sh it contains two string SD109 ,SD108 .

I want to compaere these two string .

If a.sh>b.sh

do rebasing

record time.

else it shows no rebasing required.


Thanks.
# 2  
Old 02-15-2011
Code:
if diff a.sh b.sh > /dev/null
then
  echo "same, no rebasing required."
else
  echo "not same"
  do rebasing 
  record time
fi

# 3  
Old 02-17-2011
what does dev/null is for ?
Quote:
Originally Posted by rdcwayx
Code:
if diff a.sh b.sh > /dev/null
then
  echo "same, no rebasing required."
else
  echo "not same"
  do rebasing 
  record time
fi

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