环境要求：

1. Ubuntu18.04
2. Ros melodic
3. vscode

vscdeo插件：

1、 C/C++
2、 C++ Intellisense
3、 Msg Language Support
4、 Python
5、 Ros

c_cpp_properties.json

“/home/myros18/catkin_ws/src/**” 根据自己路径修改

{
    "configurations": [
        {
            "browse": {
                "databaseFilename": "",
                "limitSymbolsToIncludedHeaders": true
            },
            "includePath": [
                "/opt/ros/melodic/include/**",
                "/usr/include/**",
                "/home/myros18/catkin_ws/src/**"
            ],
            "name": "ROS",
            "intelliSenseMode": "gcc-x64",
            "compilerPath": "/usr/bin/gcc",
            "cStandard": "c11",
            "cppStandard": "c++17"
        }
    ],
    "version": 4
}