RunKit + 
Try any Node.js package right in your browser
This is a playground to test code. It runs a full Node.js environment and already has all of npm’s 1,000,000+ packages pre-installed, including ms-util. Try it out:
let parseMs = require('ms-util');
let millis = 86407049;
console.dir(parseMs.parse(millis));
console.dir(parseMs.toWords(millis));
console.dir(parseMs.colonSeparated(millis));
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require()any package directly from npm- use arrow functions, classes, template strings, and most of ES6
awaitany promise instead of using callbacks (example)- create your own embedded node.js snippets
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