Learn how to use JavaScript’s fs library module to create, read, write, and stream common file types in the JavaScript runtimes Node, Deno, and Bun.

How to open a JSON file in Windows 11/10 A JSON file is a file that keeps basic data configurations and objects in JavaScript Object Notation (JSON) format, which is a universal data interchange ...

The ECMAScript 2025 specification, now final, standardizes new JavaScript capabilities including JSON modules, regex capabilities, Set methods, and sync iterator helper methods.