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.
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Syntax
add(value)
Parameters
value-
The value of the element to add to the
Setobject.
Return value
The Set object with added value.
Examples
Using the add() method
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 |
Browser compatibility
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