---
title: "⭐️🎀  JavaScript Visualized: Promises & Async/Await"
url: https://daily.dev/posts/javascript-visualized-promises-async-await-49a0fa4ff23228ef79e80dda265bbf7e
source_url: https://dev.to/lydiahallie/javascript-visualized-promises-async-await-5gke
type: article
source: "DEV"
published: 2020-04-14T17:43:48.000Z
updated: 2021-10-07T14:17:10.317Z
tags: ["javascript"]
reading_time: 19
upvotes: 19
comments: 2
language: en
---

> ## Documentation Index
> Fetch the complete documentation index at: https://daily.dev/llms.txt
> Use this file to discover all available pages before exploring further.

# ⭐️🎀  JavaScript Visualized: Promises & Async/Await

**[DEV](https://daily.dev/sources/devto)** · 19 min read · 19 upvotes · 2 comments

## Summary

ES6 introduced Promises, a new feature of JavaScript. Promises are a placeholder for a value that can either resolve or reject at some time in the future. The value of the second argument, often called reject or rej, is often the value that should be used to resolve the first argument.

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://dev.to/lydiahallie/javascript-visualized-promises-async-await-5gke>

## Community discussion

Top comments from developers on daily.dev.

**@tienthanhjlw** · 0 upvotes

> thanks!

**@ziadeleraky** · 0 upvotes

> Awesome, thanks for sharing.

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---

Tags: [#javascript](https://daily.dev/tags/javascript)

[View this post on daily.dev](https://daily.dev/posts/javascript-visualized-promises-async-await-49a0fa4ff23228ef79e80dda265bbf7e)