// Define the type of the environment variables. declare interface Env { readonly NODE_ENV: string; // Replace the following with your own environment variables. // Example: NGX_VERSION: string; [key: string]: any; } // Choose how to access the environment variables. // Remove the unused options. // 1. Use import.meta.env.YOUR_ENV_VAR in your code. (conventional) declare interface ImportMeta { readonly env: Env; } // 2. Use _NGX_ENV_.YOUR_ENV_VAR in your code. (customizable) // You can modify the name of the variable in angular.json. // ngxEnv: { // define: '_NGX_ENV_', // } declare const _NGX_ENV_: Env; // 3. Use process.env.YOUR_ENV_VAR in your code. (deprecated) declare namespace NodeJS { export interface ProcessEnv extends Env {} }