Standards proposal would allow annotations to be checked by external type checkers like TypeScript but treated as comments by the JavaScript engine. Microsoft is backing a proposal to bring optional ...

For many reasons, including those I’ve already covered, JavaScript is a very popular programming language. In fact, according ...

Microsoft has backed a proposal to bring optional and erasable type syntax to JavaScript in an effort to make its TypeScript language both faster and easier to use. In a new blog post, the software ...

This proposal aims to enable developers to add type annotations to their JavaScript code, allowing those annotations to be checked by a type checker that is external to JavaScript. At runtime, a ...

Love it or loathe it, JSX has made a big impact on front-end engineering. Here's a code-first intro to the HTML-based JavaScript templating language. JSX is a way to write HTML inside of JavaScript, ...

For a multi-step form I've defined some input validation functions called validate_step1(), validate_step2() and validate_step3() that are being used as callbacks in a jQuery plugin.<BR><BR>I did a ...