'can i make windows file explorer show certain text extracted from files as a new detail column?

I have folders full of log files, and I'd like to display their final status in a column in the folder they are in. That is, in Details view I want to make a new column that shows a piece of text which is extracted from each file. I don't expect to find such a thing out there, and the searches I've tried haven't even yielded a hint about how I would go about writing a plugin to do any such thing. Is it possible?



Solution 1:[1]

This sort of thing used to be possible with custom column handler shell extensions but Microsoft removed support for those in Vista (3rd-party Explorer replacements might still support them).

Microsofts inadequate replacement are property handlers. You cannot do this for .log files, you would have to invent a .myapp-log file extension.

Some people abuse the Windows 10 cloud API to create columns but that only works in specific folders.

If you are looking for a specific string in the last line, you could perhaps use a custom icon handler for .log files.

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