Something like "negative" search?
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 Hey Community, can someone tell me if Notepad++ is able to list files with a negative search string. 
 I often use the feature to replace patterns in all opened files or in all files in a certain folder. But let’s say I have 111 files in a folder and a certain string is missing in 11 of them, can NP++ then show me which of these files are lacking that string and how can I do that?
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 maybe with something like this: ^(?!.*this_is_not_included).*You can find more information on this topic here. 
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 I would take the advice found HERE, and thus for the example @Ekopalypse started: find: (?s-i)\A(?:(?!\Qthis_is_not_included\E).)+\zOf course the search mode is Regular expression for this. 
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 @ekopalypse said in Something like "negative" search?: ^(?!.this_is_not_included). Thx for your reply. Unfortunatly that seems not to work. I will look into the thread you mentioned. 

