Transforms React code written in JavaScript to TypeScript.

The demo is running in test mode -- use 4242424242424242 as a test card number with any CVC + future expiration date. Use the 4000000000003220 test card number to trigger a 3D Secure challenge flow.

React.js, and Vue.js. Personally, I’m a fan of TypeScript and generally recommend using it for new projects. A little more effort at the beginning to save a headache down the road makes a lot of ...

TypeScript is a variation of the popular JavaScript programming language that adds features that are important for enterprise development. In particular, TypeScript is strongly typed—meaning ...

which allows developers to use JSX syntax and TypeScript code interchangeably. With the open source React JavaScript library gaining momentum as well as fans from the Microsoft developer community, it ...

especially as developers use the language to build progressive web apps with Angular and React, or sophisticated back-end microservices with NodeJS. To address the shortcomings of JavaScript, ...

Historians who reflect on JavaScript’s emergence as a dominant programming language in the 21st century may find themselves quoting former Defense Secretary Donald Rumsfeld: “You go to war ...