Promises in JavaScript When JavaScript performs an operation that takes some time, such as fetching data from a server, it does not want to wait and block the rest of the program. Instead, JavaScript can handle the operation asynchronously. A Promise is an object that represents the eventual result of an asynchronous operation. In simple words, a Promise means "I don't have the result right now, but I will give you the result later." Creating a Promise We can create a ...