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JavaScript Array unshift() method

The JavaScript array unshift() method adds one or more elements in the beginning of the given array and returns the updated array. This method changes the length of the original array.


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


element1,element2,....,elementn - The elements to be added.


The original array with added elements.

JavaScript Array unshift() method example

Let's see some examples of unshift() method.

Example 1

Here, we will add an element in the given array.

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Example 2

Let's see an example to add more than one elements in the given array.

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Length before invoking unshift(): 2
Length after invoking unshift(): 4
Updated array: JQuery,Bootstrap,AngularJS,Node.js

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