jEdit conditional line deleting with regex
TweetPosted on Sunday Jan 31, 2016 at 06:03PM in Technology
How to delete lines that contains a keyword?
Open Search And Replace dialog and turn Regular expressions on then put ^.*KEYWORD.*$\n to Search for box, leave Replace with blank then hit Replace All.
How to delete lines that NOT contains a keyword?
With ^((?!KEYWORD).)*$\n do the same to the above. for detail check http://stackoverflow.com/questions/406230/regular-expression-to-match-line-that-doesnt-contain-a-word