The TypeScript Playground for Rapid Prototyping
❯Generics✕
❯Keyof✕
class Greeter<T> {
greeting: T;
constructor(message: T) {
this.greeting = message;
}
greet() {
return this.greeting;
}
}
This is one of my favorite tools
Joe PreviteDev Advocate at Facebook Open Source
Explore TypeScript, run code with instant results, see type information, install NPM packages and much more.
RunJS makes it easy to try out new ideas before implementing them into your project.
❯Concat✕
I wish I had RunJS when I was a student [at] FlatironSchool. Awesome way to learn JavaScript and TypeScript fundamentals. Also perfect for exploring new libraries.
EdenFront End Developer
❯Fetch✕
With access to both Node.js and Browser APIs, RunJS is a very versatile environment to tinker in.
RunJS is a fantastic tool for prototyping and testing JavaScript and TypeScript code.
Mathew LaytonPrincipal Software Engineer
NPM integration makes trying out new libraries quick and easy.Premium
❯Lodash✕
❯Redux✕
Just discovered RunJS and it's a game changer! Much better than opening VSCode, creating a test.js file and running 'node test.js'. 😅
Maxim OrlovWeb Dev and Teacher