How Three Dots Manipulate Arrays in JavaScript

How Three Dots Manipulate Arrays in JavaScript

In this article, you will know how the simple three dots (…) in Javascript can manipulate arrays better than other methods.

The spread operator is one of the great features in ES6. It comes with some benefits to simplify your codebase.

In this article, you will know how the simple three dots (…) can manipulate arrays better than other methods. Keep reading.

1. Clone Array

Junior developers who jump into the JavaScript world in the first place might think cloning an array is damn easy. Just assign the value of the given array to another variable like this:

let names = [‘Amy’, ‘James’, ‘Joey’];
let clonedNames = names;
console.log(clonedNames); // [“Amy”, “James”, “Joey”]

javascript-development es6 arrays web-development javascript-tips

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