Set.prototype.add()
The add()
method inserts a new element with a specified value in to a Set
object, if there isn't an element with the same value already in the Set
.
Try it
Syntax
js
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
js
const 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 # sec-set.prototype.add |
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