![]() These features make writing asynchronous code easier and more readable in the long run. In ECMAScript 2017, the async and await keywords were introduced. functions (async await In an async function, you can await any Promise or catch its rejection cause. External events such as signals or activities prompted by a program that occur at the same time as program execution without causing the program to block and wait for results are examples of this category. ![]() application with async Asynchrony, in software programming, refers to events that occur outside of the primary program flow and methods for dealing with them. Node.js is free of locks, so there's no chance to dead-lock any process. In this article, you will learn how you can simplify your callback or Promise based Node.js Node.js is an asynchronous event-driven JavaScript runtime and is the most effective when building scalable network applications.
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