However, JavaScript developers had been implementing similar functionality on their own years before promises arrived on ... This is a state sometimes known as callback hell.

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. Promises are a central mechanism ...

Promise.resolve([])); In my bumbling attempts to code JavaScript, I've been seeing more stuff like ... a first-class citizen by introducing a few new keywords," the post states. "At this time, however ...