The entries() method returns a new Array Iterator object that contains the key/value pairs for each index in the array.
array.entries()
A new Array iterator object.
var a = ['a', 'b', 'c'];
var iterator = a.entries();
for (let e of iterator) {
console.log(e);
}
// [0, 'a']
// [1, 'b']
// [2, 'c']
| Specification | Status | Comment |
|---|---|---|
| ECMAScript 2015 (6th Edition, ECMA-262) The definition of 'Array.prototype.entries' in that specification. | Standard | Initial definition. |
| ECMAScript Latest Draft (ECMA-262) The definition of 'Array.prototype.entries' in that specification. | Draft |
| Desktop | ||||||
|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | |
| Basic support | 38 | Yes | 28 | No | 25 | 8 |
| Mobile | |||||||
|---|---|---|---|---|---|---|---|
| Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
| Basic support | Yes | Yes | Yes | 28 | Yes | 8 | Yes |
| Server | |
|---|---|
| Node.js | |
| Basic support | 0.12 |
Array.prototype.keys()Array.prototype.values()Array.prototype.forEach()Array.prototype.every()Array.prototype.some()
© 2005–2018 Mozilla Developer Network and individual contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/entries