node-cpp

Running Native Code (C++) in JS (NodeJs) with node-gyp

requirements

• node-gyp: npm i -g node-gyp
• visula studio or BuildTools and cpp installed
• python 2 or later

configuration

edit .vscode/c_cpp_properites.json to pint to your local node and buildtools installation

{
    "configurations": [
        {
            "name": "Win32",
            "includePath": [
                "${workspaceFolder}/**",
                "C:\\Users\\[YOUR_USER]\\AppData\\Local\\node-gyp\\Cache\\14.17.4\\include\\node"
            ],
            "defines": [
                "_DEBUG",
                "UNICODE",
                "_UNICODE"
            ],
            "windowsSdkVersion": "10.0.19041.0",
            "compilerPath": "C:/Program Files (x86)/Microsoft Visual Studio/2017/BuildTools/VC/Tools/MSVC/14.16.27023/bin/Hostx64/x64/cl.exe",
            "cStandard": "c17",
            "cppStandard": "c++17",
            "intelliSenseMode": "windows-msvc-x64"
        }
    ],
    "version": 4
}

build

run configuration

node-gyp configure

build executables

node-gyp build

run

run node app

node index.js

expected output

for the given 500000 input

cpp: 14.263s
499979
JS: 23.231s
499979