How to use Array Length In Javascript

Use the length property to get the last element by subtracting 1 from the array’s length.

Example: Below is an example.

Javascript
let myArray = [1, 2, 3, 4, 5];
let lastElement = myArray[myArray.length - 1];

console.log(lastElement); // Outputs 5

Output
5

How to Access the Last Element of an Array in JavaScript ?

In JavaScript, you can access the last element of an array using the array’s length property. Here are a couple of ways to do it:

Table of Content

  • Using Array Length
  • Using the pop Method
  • Using array slice method

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Using Array Length

Use the length property to get the last element by subtracting 1 from the array’s length....

Using the pop Method

The pop method removes the last element from an array and returns that element. If you just want to access the last element without removing it, you can use this method in combination with a temporary variable....

Using array slice method

In this approach we use array slice method. Here we pass a negative index to slice, like -1, it starts the extraction from the end of the array and we access last element from 0’th index....

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