The Set() Object in JavaScript - A Nimble Introduction

Hello, I am going to give you a quick introduction about JavaScript Set() object and its must know properties and methods.

The Set() Object

The Set object is a collection of elements. It can store primitive values or object references.Set can only contains distinctive elements,so With Set object you can remove duplicate elements.

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Using the Set object

• Setting up an empty Set object
• Set object With array

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Iterating Sets

• You can iterate over items in Set object using for...of statement.

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Adding an element to a set

• You can add an element to the end of a Set object via the add() method.

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Number of elements in a Set

• To see the number of (unique) elements in a Set object use the size property.

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Checking an element in the set

• The has method will tell you whether a value exists in a Set object.

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Delete elements from set

• Using delete method you can remove a value from the Set object.

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Remove all elements from set

• To remove all the elements from Set object simply use clear method.

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Hope you have learnt something from this article.Kindly forgive any mistake as it is my first article. Happy Coding!