JavaScript operators are symbols used to perform operations on variables and values. They are the backbone of any logic and arithmetic in your scripts. This post will explore different types of JavaScript operators with examples to illustrate their use. Arithmetic [...]
JavaScript Variables and Constants are fundamental to any script. They are used to store data values that can be retrieved and manipulated later. This post will explore how to declare and use variables and constants in JavaScript with practical examples. [...]
The hasOwnProperty() method in JavaScript is vital for differentiating between properties owned by an object and those inherited through its prototype chain. This method checks if a specified property is a direct property of the object, rather than inherited, and [...]
The Document Object Model (DOM) is a key component in web development. It’s a programming interface for web documents which provides a structured representation of web pages as a tree. The DOM represents the structure of a document as a [...]
The appendChild method in JavaScript is used to add a node to the end of the list of children of a specified parent node. This method is fundamental for dynamically manipulating the Document Object Model (DOM) in web development. Syntax [...]
In this post, we’ll explore how to toggle CSS classes on HTML elements using JavaScript and data attributes. This method is useful for creating interactive elements on your webpage without adding complex JavaScript logic. Basic HTML Setup First, let’s look [...]
This guide will help you understand the use of the querySelector() and querySelectorAll() methods. We will learn how to easily find elements in the DOM using querySelector and querySelectorAll. The term DOM refers to the document object model, which represents [...]
I’ve already written a post in the past discussing arrays in JavaScript that explains the basic usage of JavaScript arrays. In this post, we’ll specifically talk about how to check if an array contains a specific value or not. Both [...]
JavaScript arrays are one of the most versatile and commonly used data structures. They allow you to store multiple values in a single variable and provide a variety of methods to manipulate and interact with the data. In this guide, [...]
A function is a set of declarations (statements in English) that take input, perform a certain calculation, and provide output. In other words, a function is a set of declarations that perform a number of actions or calculations and then [...]