How can I tell what version of Visual Studio was last used to work on a project?

Question

I\'m working with some older code, and I think the person who last built it was using Visual Studio 6. There\'s no .vcproj file, but the .dsp and .dsw files have the following h

Answer 1

When I opened the solution file of a project using a notepad, the version of visual studio was written on the top, with the Format version number, like this -

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Microsoft Visual Studio Solution File, Format Version 10.00
#Visual Studio 2008