MSCV version
查看版本信息，以确定支持的特性
CLI 查看
打开
vs console，输入
cl
**********************************************************************
** Visual Studio 2022 Developer Command Prompt v17.0.0
** Copyright (c) 2021 Microsoft Corporation
**********************************************************************
[vcvarsall.bat] Environment initialized for: 'x64'
C:\>cl
Microsoft (R) C/C++ Optimizing Compiler Version 19.30.30705 for x64
Copyright (C) Microsoft Corporation. All rights reserved.
usage: cl [ option... ] filename... [ /link linkoption... ]
C++ 查看
std::cout << _MSC_VER << std::endl;
#if _MSC_VER >= 1910
// . . .
#elif _MSC_VER >= 1900
// . . .
#else
// . . .
#endif
1200 = VS 6.0
1300 = VS 7.0
1310 = VS 7.1
1400 = VS 8.0 (v80 toolset)
1500 = VS 9.0 (v90 toolset)
1600 = VS 10.0 (v100 toolset)
1700 = VS 11.0 (v110 toolset)
1800 = VS 12.0 (v120 toolset)
1900 = VS 14.0 (v140 toolset)
1910-1919 = VS 15.0 (v141 toolset)
1920-1929 = VS 16.0 (v142 toolset)
https://cmake.org/cmake/help/latest/variable/MSVC_VERSION.html
https://docs.microsoft.com/en-us/cpp/preprocessor/predefined-macros
