Promise.allKeyed() - JavaScript | MDN

developer.mozilla.org

Tin mới

HTML: Markup language

See all HTML references

Date & time formats

See all HTML guides

CSS: Styling language

See all CSS references

See all CSS guides

Centering an element

JavaScript: Scripting language

Standard built-in objects

Expressions & operators

Statements & declarations

See all JavaScript references

Control flow & error handing

Loops and iteration

Working with objects

See all JavaScript guides

Web APIs: Programming interfaces

Service worker API

Using the Web animation API

Using the Fetch API

Working with the History API

Using the Web speech API

All web technology

Progressive web apps

Learn web development

Getting started modules

Structuring content with HTML module

CSS styling basics module

Dynamic scripting with JavaScript module

Border-image generator

Border-radius generator

Box-shadow generator

Color format converter

experimental technology

own enumerable properties

An object. All of its own enumerable properties, whether the key is a string or a symbol, should have Promise values. These values are awaited, so other thenables are also resolved, while non-thenables are returned as-is

promise concurrency

The Promise.allKeyed() method is one of the promise concurrency methods. It performs the same kind of task as Promise.all(). However, a lot of the times, you don't already have an array of promises and instead just have

Using Promise.allKeyed()

The Promise.allKeyed() method takes an object and processes all of its own enumerable properties.

Promise.allSettledKeyed()

Learn how to contribute

This page was last modified on Aug 29, 2026 by MDN contributors.

[Symbol.hasInstance]()

__defineGetter__()

__defineSetter__()

__lookupGetter__()

__lookupSetter__()

propertyIsEnumerable()

Community resources

Writing guidelines

a Creative Commons license

Portions of this content are ©1998–2026 by individual mozilla.org contributors. Content available under a Creative Commons license.