Set.prototype.add()

The add() method appends a new element with a specified value to the end of a Set object.

Syntax

add(value)

Parameters

value

The value of the element to add to the Set object.

Return value

The Set object with added value.

Examples

Using the add() method

var mySet = new Set();

mySet.add(1);
mySet.add(5).add('some text'); // chainable

console.log(mySet);
// Set [1, 5, "some text"]

Specifications

Specification
ECMAScript Language Specification (ECMAScript)
# sec-set.prototype.add

Browser compatibility

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See also