JavaScript

How-tos How to Call a JavaScript Function Into an HTML Body This article explains how to call a JavaScript function in an HTML file or body. Discover various methods, including inline event handlers, DOMContentLoaded events, and external … ↗ How-tos How to Add Properties to JavaScript Object This tutorial teaches you how to add properties to JavaScript objects using various methods, including dot notation, bracket notation, and Object.assign(). Enhance your coding … ↗ How-tos JavaScript Enums Discover how to define and use Enums in JavaScript with our comprehensive guide. Learn about their advantages, how to create them using objects and Object.freeze, and see practical … ↗ How-tos JavaScript Average Function Learn how to create a JavaScript average function to calculate the average of an array using loops. This article covers various methods, including for loops, for...of loops, and … ↗ How-tos mailto in JavaScript This article explores how to use the mailto function in JavaScript to create email links that automatically open the user's email client. Learn to implement static and dynamic … ↗ How-tos How to Get Values of Data Attributes in JavaScript This tutorial demonstrates how to get values of data attributes in JavaScript. Learn various methods to access custom data stored in HTML elements using the dataset property, … ↗ How-tos How to Get Element Value Using JavaScript This tutorial demonstrates how to get the element value using JavaScript with various methods such as getElementById, querySelector, and getElementsByClassName. Learn to retrieve … ↗ How-tos How to Get Element by Attribute in JavaScript This tutorial demonstrates how to get elements by attribute using JavaScript. Learn various methods including querySelector, getElementsByClassName, and querySelectorAll. Enhance … ↗ How-tos How to Update Array Values in JavaScript Learn how to update array values in JavaScript with this comprehensive tutorial. Explore various methods including index assignment, map, splice, and forEach to modify arrays … ↗ How-tos How to Use Variable as Key in JavaScript Learn how to use variables as keys in JavaScript objects effectively. This article explores various methods such as bracket notation, Object.assign(), ES6 object literal … ↗ How-tos Underscore Prefix in JavaScript This article explores the underscore prefix in JavaScript variables, explaining its purpose and best practices. Learn how to use this convention effectively to improve your coding … ↗ How-tos How to Escape Backslash in JavaScript Learn how to escape backslashes in JavaScript effectively. This article covers various methods, including using double backslashes, template literals, and String.raw, to help you … ↗ How-tos How to Get Selected Radio Button Value in JavaScript Learn how you can get the value of selected radio button in JavaScript. ↗ How-tos How to Check if Cookie Exists in JavaScript In this post, we will tackle the fundamentals of cookies and how to check if a cookie exists or not using JavaScript. ↗ How-tos How to Debug JavaScript Code With Visual Studio IDE on Chrome In this tutorial, we'll see how to debug JavaScript code using the Microsoft Visual Studio IDE and chrome browser. ↗ How-tos How to Copy Text to Clipboard in JavaScript In this article, we will introduce how to copy text to the clipboard in JavaScript. ↗ How-tos How to Unminify JavaScript File There are tools out there to unminify JavaScript. In this article, we will learn about unminify process and how to unminify JavaScript code using some of the available tools. ↗ How-tos How to Capitalize the First Letter of a String in JavaScript It demonstrates different ways to make the first letter of a string uppercase in JavaScript ↗ How-tos How to Copy Objects in JavaScript In this article, we will see how to make a copy of an object in JavaScript. ↗ How-tos How to Check Whether a String Matches a Regex in JavaScript Matching strings with a certain regular expression in JavaScript can be done in multiple ways. The most common techniques are the test(), match(), exec(), and matchAll() methods. ↗ How-tos JavaScript Lexical Scope This tutorial introduces the lexical scope in JavaScript. ↗ How-tos How to Validate URL in JavaScript For validating a URL, we can use the URL constructor of JavaScript to fetch a string. Also, we can manipulate the DOM, create an anchor tag, and pass the string as a href. Another … ↗ How-tos JavaScript Pointers JavaScript does not have an explicit way to define the pointers. It allows to pass values and references from object to object, but the reference cannot be displayed. This article … ↗ How-tos How to Strip Non-Numeric Characters From String in JavaScript This tutorial shows how you can remove the non-numeric characters from a string in JavaScript. ↗