W elcome to this beginner-friendly guide on the most common JavaScript algorithms and data structures! This guide is perfect for developers looking to expand their skill set or anyone new to JavaScript. We will provide you with simple explanations and code samples to ensure you can understand and implement these essential concepts. Introduction JavaScript is a versatile programming language used for a variety of tasks, including web development, data manipulation, and more. To excel in JavaScript, it’s essential to have a strong understanding of algorithms and data structures. In this guide, we’ll cover some of the most common data structures, including arrays, strings, and objects, and algorithms, such as sorting and searching algorithms. Arrays An array is a data structure that stores a collection of elements, each identified by an index. Arrays are very versatile and widely used in JavaScript. Adding Elements To add elements to an array, you can use the push() method. const fruits =