JavaScript Set entries()
Example 1
// Create a Set
const letters = new Set(["a","b","c"]);
// Get all Entries
const myIterator = letters.entries();
// List all Entries
let text = "";
for (const entry of myIterator) {
text += entry;
}
Try it Yourself »
More Examples Below !
Description
The entries() method returns an Iterator with [value,value] pairs from a set.
Note
The entries() method is supposed to return a [key,value] pair from an object.
Since a set has no keys, the entries() method returns [value,value].
This makes Sets compatible with Maps.
Syntax
set.entries()
Parameters
| NONE |
Return Value
| Type | Description |
| Iterator | An iterable object with the values of the set. |
More Examples
Example
// Create a Set
const letters = new Set(["a","b","c"]);
// List all Entries
let text = "";
for (const entry of letters.entries()) {
text += entry;
}
Try it Yourself »
Browser Support
set.entries() is an ECMAScript6 (ES6) feature.
ES6 (JavaScript 2015) is supported in all modern browsers since June 2017:
| Chrome 51 | Edge 15 | Firefox 54 | Safari 10 | Opera 38 |
| May 2016 | Apr 2017 | Jun 2017 | Sep 2016 | Jun 2016 |
set.entries() is not supported in Internet Explorer.
