JavaScript new Set
Example
// Create a Set
const letters = new Set(["a","b","c"]);
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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. |
Related Set Methods:
See Also:
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");
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Browser Support
Set is an ECMAScript6 (ES6 2015) feature.
JavaScript 2015 is supported in all browsers since June 2017:
| Chrome 51 |
Edge 15 |
Firefox 54 |
Safari 10 |
Opera 38 |
| May 2016 | Apr 2017 | Jun 2017 | Sep 2016 | Jun 2016 |
