node run with environment variable code example
Example 1: node start with environment variables
NODE_ENV=production && OTHER_ENV=foo && node ./index.js
NODE_ENV=production && OTHER_ENV=foo && npm start
$env:NODE_ENV="production"; $env:OTHER_ENV="foo"; node .\index.js
$env:NODE_ENV="production"; $env:OTHER_ENV="foo"; npm run build
set NODE_ENV=production && set OTHER_ENV=foo && node .\index.js
set NODE_ENV=production && set OTHER_ENV=foo && npm run build
Example 2: node how to set environment variable
// get an environment variableexport const token = process.env['API_TOKEN'];// set an environment variable at runtimeprocess.env['RANDOM_ID'] = Math.random();