In this tutorial, we will learn to center the JavaScript alert box. In JavaScript, an alert box is useful to show users some message, information, warning, success, etc. Let’s understand it by real-world example when you open any website on the web browser and start to authenticate by entering your ... Read More

In this tutorial, we will learn to change the button label in the alert box using JavaScript. The alert box is one kind of popup box that is useful to show some important information to the user. We can pop up the alert box using JavaScript's alert() method. The default ... Read More

In this tutorial, we are going to learn to change strings to be displayed as a superscript using JavaScript. As the name suggests, the superscript string is displayed at the half-height of the normal string. Also, characters of the superscript string are smaller than the normal string characters.There are a ... Read More

In this tutorial, we will learn to change the string displayed as a subscript using JavaScript. The meaning of the subscript string is a string that displays right after the string with a small letter and hangs below. For example, In the Astart, ‘start’ is the subscript string shown in ... Read More

In this tutorial, we will learn to change the button label in the confirm box using JavaScript. The confirm box is useful for taking the confirmation from the user. For example, when you try to delete something from your account on some websites, they show you a popup box containing ... Read More

In this tutorial, we will learn to center a popup window on the screen using JavaScript. Programmers often need to open a new popup window to show another webpage without redirecting the user to the other webpage. In this situation, developers use the window.open() method to open the new browser ... Read More

This tutorial will teach us how to convert the infinity to string in JavaScript. The Infinity is the reserved keyword in JavaScript and demonstrates the concept of the infinity number of mathematics. It is a global variable, and we can access it anywhere in our program. Here, we have two ... Read More

Compared to other languages, JavaScript works differently, especially if you get confused between function and methods. In this tutorial, we will learn whether JavaScript functions are object methods. The example written in this tutorial gives you a better idea about the differences and which one is more convenient for us. ... Read More

In this tutorial, we will learn to convert the date to UTC. The full form of the UTC is the universal time coordinate, and it is a standard time that is considerable in every country. Let’s understand the need to convert the date to UTC by example. You have created ... Read More

In this tutorial, we will learn to stop a video with JavaScript on YouTube. Using the ‘iframe’ HTML element, we can easily embed the YouTube videos on our application. It is a video player in HTML 5 and has many attributes that users can use according to their needs. In ... Read More