If you want to get fancy and perform an asynchronous file upload with Java, add Ajax functionality by editing the HTML file. If you replace the markup in HTML file with what’s below, the ...

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.

Save the index.html file and refresh the web browser. Uploads to Node.js will go through Ajax, and thus create a full JavaScript file uploader with JavaScript running both on the client and the server ...

The wasm.html is the one we are interested in. Most of the file is basic HTML, but there’s some interesting JavaScript to consider, shown in Listing 1. Listing 1. The web application for ...