Visual Studio “15” Preview 5 is now available. (As our previous changelog explained, VS “15” is an IDE version number, not a year. It’s the next major version after VS 2015, which was IDE version 14. VS has different numbers for its year branding, IDE version, and C++ compiler version.) Preview 5 adds support for C++14 extended constexpr, unconditional support for generalized range-for (it’s a
![C++14/17 Features and STL Fixes in VS "15" Preview 5 - C++ Team Blog](https://cdn-ak-scissors.b.st-hatena.com/image/square/b089c929ffa6150b5387b68a5ba87df1a0be03e1/height=288;version=1;width=512/https%3A%2F%2Fdevblogs.microsoft.com%2Fcppblog%2Fwp-content%2Fuploads%2Fsites%2F9%2F2018%2F08%2Fcplusplusfeature.png)