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In visual studio, what does the number next to the file name represent? It is the exact same file.
Here is an example:
![1]](https://i.stack.imgur.com/dtM4C.png)
It started doing this a few weeks ago and I can't find any information about this. Is there a way to deactivate this feature?
803
That is the number of linting errors and warnings currently in the file. To see the actual errors and their details, open the Problems panel, which by default is at the bottom part of the editor. (If it's not shown, open it by going to the menu View > Problems).
After-the-dot-in-a-file-name, it is called extension.
Features. This extension adds the option to the file explorer (and the command options, accessed with ctrl + shift + p, or cmd + shift + p on mac), to open all the files in the directory.
For me it's the window number instance whenever I open a new window for that file.
166
Looks like a known VS bug reported here: VS 15.9 Duplicate loads open files on solution reload.
26
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