Ever wondered how JavaScript really works? In this video, we break down the computer science behind the world’s most popular programming language - from source code to execution? Learn how the engine ...

Write code in JavaScript to make sure that the submitted value for the phone number field is in a valid format. Hopefully, now you can easily create codes using Copilot.

Developers use JavaScript promises to model asynchronous operations in web and server-side programs. Here's a quick look at five ways to use promises in your code.

Use the data Now, let’s allow for creating users with a RESTful endpoint in Express.js. You can see the code for our server in Listing 4, which goes inside the in iw-prisma/server.js file.