A library to get the current environment
npm install current-env --saveimport * as currentEnv from "current-env";
// ...
currentEnv.getEnv("domain");var currentEnv = require("current-env");
// ...
currentEnv.getEnv("domain");require(["currentEnv"], function(currentEnv) {
// ...
currentEnv.getEnv("domain");
});<!DOCTYPE html>
<html>
<script src="https://unpkg.com/current-env/dist/current-env.js"></script>
<script>
window.currentEnv.getEnv("domain");
</script>
</html>