JavaScript Set clear() method

The JavaScript Set clear() method is used to remove all the elements from Set object.

Syntax

The clear() method is represented by the following syntax:

JavaScript Set clear() method example

Here, we will understand clear() method through various examples.

Example 1

Let's see a simple example of clear() method.

Output:

Size before invoking clear() method: 3
Size after invoking clear() method: 0

Example 2

Let's see an example to determine whether the set object contains the specified element.

Output:

Element present before invoking clear() method: true
Element present after invoking clear() method: false