Posts tagged with "promises"

We have two keywords Async and Await. We use async in front of a function declaration or function expression. The async keyword is used to define a particular function as an asynchronous function. When we put the Async keyword at the beginning of our function, we get a promise.

Promise is easier to write and implement than callbacks. A promise is simply an object that represents the completion or failure of a process. It's usually something that takes time. When we use a library like Axios we return a promise and when we request data from api this process may take time and this value may never come back...