Sign Up for Free

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 collections-es6 with all npm packages installed. Try it out:

var collectionsEs6 = require("collections-es6")

This service is provided by RunKit and is not affiliated with npm, Inc or the package authors.

collections-es6 v0.1.5

ES6 Map, Set, WeakMap and WeakSet polyfill in pure ES5

RunKit is a free, in-browser JavaScript dev environment for prototyping Node.js code, with every npm package installed. Sign up to share your code.
Sign Up for Free