It doesn't mean anything special. But because$is allowed in identifier names, many Javascript libraries have taken to using$as the "central" interface to them, or at least as a shortcut for accessing their functionality. For example, if you're using jQuery and you say$("div"), this is...
But you can (and should) leverage it further to create great experiences for your users. Before you can do that, you need to understand what JavaScript is and what it’s used for. What Is JavaScript? JavaScript (JS) is a computer programming language used to make websites and applications...
What is JavaScript used for? Javascript can be used for things that don’t involve web browsers at all. Let’s take a look at some of the places you might decide to use it. 1. Mobile Apps Thanks to some of the frameworks we’ve already touched on, JavaScript developers can create pro...
However, if you want to make a site interactive and add content that updates dynamically, you need to use JavaScript. What is JavaScript Used For? Now that we’ve explored the basics of JavaScript, let’s tackle the question: what is the JavaScript programming language used for? While ...
JavaScript is a programming language that can be used for writing scripts on a website. Node.js is a runtime environment for JavaScript. JavaScript can only run in the browsers but with the help of Node.js, we can run JavaScript outside of the browser. ...
The new, standardized version of JavaScript was dubbed ECMAScript, but in practice, most people know the language as JavaScript. What is JavaScript used for? JavaScript was developed to help create interactive websites, and this remains one of its primary uses today. Developers incorporate ...
1. for...in statement (1) Use for...in to loop through an ordinary object The for...in statement can be used to loop over all enumerable properties of an object. The following code is used to print all property fields and property values of the obj object: ...
Node.js is an open-source Javascript runtime environment for executing and running web applications outside a browser. Learn about its uses and features.
JavaScript Explained! – Video Tutorial Watch our video to learn all about one of the most popular lightweight programming languages. Subscribe For more educational videos!Hostinger Academy Subscribe What Is JavaScript Used For? The initial versions of the scripting language were for internal use only...
OK, so let’s get back to React. There are a lot of different JS libraries out there and React JS is one of them—but what makes it unique? What is React JS used for, and why should you learn React JS? And is it better than other JavaScript libraries?