JavaScript new Set
Example
// Create a Set
const letters = new Set(["a","b","c"]);
Try it Yourself »
More Examples Below !
Description
The new Set() constructor creates a Set object.
Syntax
new Set(iterable)
Parameters
| Parameter | Description |
| iterable | Required. An iterable object with values. |
Return Value
| Type | Description |
| Set | A new Set object. |
More Examples
Example
Create an empty set and add values:
// Create a Set
const letters = new Set();
// Add Values to the Set
letters.add("a");
letters.add("b");
letters.add("c");
Try it Yourself »
Browser Support
Set 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 is not supported in Internet Explorer.
