As title, compile time errors "type_traits" : No to the file or directory,
This file in my computer is some, and I also put it in the Path is added to the system environment variable Path,
But don't know why or error, the relevant screenshot below,
On the Internet to find a lot of methods, has failed to solve for great god grant instruction, thank you very much!

CodePudding user response:

Do you have, that's vs garage not in qt, you need to import it

CodePudding user response:

reference 1st floor Italink response:

there is vs the garage, you not in qt, need to import

How to import, please?