Array (initial support)Baseline · Widely available
Arrays are ordered lists of JavaScript values.
Supported in all major browsers for at least 30 months — safe to use without fallbacks. Baseline since Jul 29, 2015. Widely available since Jan 29, 2018.
Browser support
DesktopChrome
1+Supportedsince Dec 11, 2008
Current: 155Edge
12+Supportedsince Jul 29, 2015
Current: 154Firefox
1+Supportedsince Nov 9, 2004
Current: 157Safari
1+Supportedsince Jun 23, 2003
Current: 27MobileChrome Android
18+Supportedsince Jun 27, 2012
Current: 155Firefox Android
4+Supportedsince Mar 29, 2011
Current: 157Safari iOS
1+Supportedsince Jun 29, 2007
Current: 27How to use
This feature is Baseline widely available — use it freely, no fallback needed.
Example
Full syntax and examples are on MDN: Array.
Feature detection
JS · check before using
if (typeof Array !== "undefined") {
// Array is available
}Specification
- tc39.es#sec-array-objects ↗
- tc39.es#sec-array-constructor ↗
- tc39.es#sec-array.prototype.concat ↗
- tc39.es#sec-array.prototype.join ↗
- tc39.es#sec-properties-of-array-instances-length ↗
- tc39.es#sec-array.prototype.pop ↗
- tc39.es#sec-array.prototype.push ↗
- tc39.es#sec-array.prototype.reverse ↗
- tc39.es#sec-array.prototype.shift ↗
- tc39.es#sec-array.prototype.slice ↗
- tc39.es#sec-array.prototype.sort ↗
- tc39.es#sec-array.prototype.tolocalestring ↗
- tc39.es#sec-array.prototype.tostring ↗
- tc39.es#sec-array.prototype.unshift ↗
- tc39.es#sec-array-initializer ↗
Sub-features
Support for each part of the feature (14). The overall table above shows when the whole feature works.
| Sub-feature | Chrome | Edge | Firefox | Safari | Chrome Android | Firefox Android | Safari iOS |
|---|---|---|---|---|---|---|---|
| Array | 1 | 12 | 1 | 1 | 18 | 4 | 1 |
| Array.Array | 1 | 12 | 1 | 1 | 18 | 4 | 1 |
| Array.concat | 1 | 12 | 1 | 1 | 18 | 4 | 1 |
| Array.join | 1 | 12 | 1 | 1 | 18 | 4 | 1 |
| Array.length | 1 | 12 | 1 | 1 | 18 | 4 | 1 |
| Array.pop | 1 | 12 | 1 | 1 | 18 | 4 | 1 |
| Array.push | 1 | 12 | 1 | 1 | 18 | 4 | 1 |
| Array.reverse | 1 | 12 | 1 | 1 | 18 | 4 | 1 |
| Array.shift | 1 | 12 | 1 | 1 | 18 | 4 | 1 |
| Array.slice | 1 | 12 | 1 | 1 | 18 | 4 | 1 |
| Array.sort | 1 | 12 | 1 | 1 | 18 | 4 | 1 |
| Array.toString | 1 | 12 | 1 | 1 | 18 | 4 | 1 |
| Array.unshift | 1 | 12 | 1 | 1 | 18 | 4 | 1 |
| array_literals | 1 | 12 | 1 | 1 | 18 | 4 | 1 |