npm i --save json-dotenv
Create an .env.json file at the root.
{
"EXAMPLE_NAME" : "json-dotenv",
"EXAMPLE_PORT" : 3343,
"EXAMPLE_VERS" : 1.3011,
"EXAMPLE_LIST" : [
1,
2,
3
],
"EXAMPLE_OBJS" : {
"first" : 1,
"second" : 2,
"third" : {
"a" : 1,
"b" : 2,
"c" : {
"c_a" : 31,
"c_b" : 32,
"c_c" : 33
}
}
},
"npm_config_git" : "filtered"
}Set the variables into process.env.
require('json-dotenv')(); // require('json-dotenv')('.env.json');
console.log(process.env.EXAMPLE_NAME || '');
console.log(process.env.npm_config_git); // 'git'Assigning a property on process.env will implicitly convert the value to a string.
console.log(JSON.parse(process.env.EXAMPLE_OBJS));