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.

IndexedDB allows you to store data on the client to let the user work offline and to reduce demands on the server. Here's enough code to both get you started and to show you the difference between ...

Do you need to perform an Ajax file upload with pure JavaScript? This example lays out the steps to accomplish an Ajax file upload without the need for a JavaScript library like jQuery or Dojo.