# C++ in VSCode
## Extensions
- C/C++ - Microsoft
- CMake - twxs
- CMake Tools - Microsoft
- Code Runner - Jun Han [_options_]
## macOS Requirement
- Xcode
- CMake
`brew install cmake`
## CMake
### CMake Configure
Press `Cmd+Shift+P`, input `CMake: Configure`.
### CMake Debug
1. Open `.vscode/settings.json`, append configure [_only for macOS_]
```json
"cmake.debugConfig": {
"miDebuggerPath": "${env:HOME}/.vscode/extensions/ms-vscode.cpptools-0.26.3/debugAdapters/lldb/bin/lldb-mi"
}
```
2. Set a breakpoint in main, then press `Cmd+Shift+P`, input `CMake: Debug`.
## std version
```sh
# touch main.cpp
g++ -std= -o main main.cpp
```
result:
```sh
error: invalid value '' in '-std='
note: use 'c++98' or 'c++03' for 'ISO C++ 1998 with amendments' standard
note: use 'gnu++98' or 'gnu++03' for 'ISO C++ 1998 with amendments and GNU extensions' standard
note: use 'c++11' for 'ISO C++ 2011 with amendments' standard
note: use 'gnu++11' for 'ISO C++ 2011 with amendments and GNU extensions' standard
note: use 'c++14' for 'ISO C++ 2014 with amendments' standard
note: use 'gnu++14' for 'ISO C++ 2014 with amendments and GNU extensions' standard
note: use 'c++17' for 'ISO C++ 2017 with amendments' standard
note: use 'gnu++17' for 'ISO C++ 2017 with amendments and GNU extensions' standard
note: use 'c++2a' for 'Working draft for ISO C++ 2020' standard
note: use 'gnu++2a' for 'Working draft for ISO C++ 2020 with GNU extensions' standard
```
来源:https://www.cnblogs.com/Bob-wei/p/12329615.html