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 use-exten with all npm packages installed. Try it out:

var useExten = require("use-exten")

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

use-exten v1.0.7

Use Extension makes js easier by taking the hassle out of working with array, numbers, objects, string, etc, by bringing powerful methods on this data types prototype

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