How to set environment variables in package.json file
In this post we will give you information about How to set environment variables in package.json file. Hear we will give you detail about How to set environment variables in package.json fileAnd how to use it also give you demo for it if it is necessary.
we are going to learn about how to set the environment variables within a package.json file.
Setting environment variables
- First, we need to install a new package called cross-env which helps us to set environment variables across all platforms (like windows, mac, linux, etc).
npm install cross-env
- Open your package.json file and set the environment variables inside script command like this.
"scripts": { "start": "cross-env REACT_APP=development react-scripts start", "build": "cross-env REACT_APP=production react-scripts build",},Now, you can access the environment variables inside your app using process.env.variable-name.
if(process.env.REACT_APP === "development"){ console.log('hello dev mode'); // do something}Hope this code and post will helped you for implement How to set environment variables in package.json file. if you need any help or any feedback give it in comment section or you have good idea about this post you can give it comment section. Your comment will help us for help you more and improve us. we will give you this type of more interesting post in featured also so, For more interesting post and code Keep reading our blogs