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Remove double char occurences

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# 1  
Old 05-08-2015
Remove double char occurences

I have a file with random characters where every time a char occurs twice, one occurrence must be removed.



Must become:


Anybody has a SED script in mind to do it?

Last edited by Don Cragun; 05-08-2015 at 10:44 PM.. Reason: Change Bold tags to CODE tags.
# 2  
Old 05-08-2015
With a sed that conforms to the standards, it is pretty simple:
sed 's/\(.\)\1/\1/g' file

With GNU sed:
sed --posix 's/\(.\)\1/\1/g' file

might work.
This User Gave Thanks to Don Cragun For This Post:

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