We will learn about how we can take the user input with the help of the prompt method in JavaScript. Your prompt method opens a popup where the user can enter some text. One thing which is very important about prompt is that it always returns a string. If the user presses Cancel, in that … Read more
We will talk about one of the most confusing values in JavaScript: NaN. You will learn what it means, why it happens, and how we can deal with it. Handling NaN in JavaScript – What is NaN? N stands for Not a Number. It is a special value that JavaScript returns when a … Read more
Accessing HTML elements using JavaScript is the most important and fundamental topic by which we can perform DOM manipulation and other work with JavaScript. I will show simple ways to select elements and then change their text or styles. I have some of the HTML part here. The first is a heading whose id is … Read more
I am going to create a simple accordion component. You can see I am having some sections and the content here. I want the functionality in such a way that when I click on section one, the content will appear and others will disappear. When I click on section two, its content will appear and … Read more
One of the most fundamental tools in programming is the for loop. You will know exactly what a for loop is, how to write one, and see practical examples. A for loop is a control structure that lets you repeat a block of code a specific number of times. If you want to execute a … Read more
I am going to create an image slider in _JavaScript_. You might have seen an image slider on many websites in which clicking a button changes the image and shows the next image. I am going to explain mainly the _JavaScript_ part and the logic behind it. I will also explain the _CSS_ and the … Read more
We will explore the while loop, one of the simplest and most useful loops in JavaScript. By the end, you will know how to use it and when to use it. A while loop repeats a block of code as long as the condition is true. It works on a condition, and its role is … Read more
We are going to learn how to get and set input values in JavaScript. I built a quick demo that shows an input, two buttons to get and set the value, and a paragraph where the result is displayed. JavaScript Input Value Manipulation: HTML Setup Here is the HTML part. I have an … Read more
In this article, we will look at how to add and remove CSS classes on elements with the help of plain JavaScript. It is a super handy skill for making interactive pages. Initially I have some HTML for you. We are having a paragraph with the id as my-text, and it says This is some … Read more
I am going to take a user input and create a new element dynamically, appending it with the help of an input field. I’m starting with an HTML page that has a heading, an input field whose id is item-input and type is text with the placeholder. Enter an item, a button whose id is … Read more