What is promise and Async/Await?

What is promise and Asyns/Await?
Javascript Promise, async/await

Base on developer requirement we are going to cover promises and async/await with this article. Some developers are still confused about how to use promises and async javascript. JavaScript Promises are very similar to real-life promises made by us. After that promises, we make a plan and assure that we are successfully have done or broke.

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