Besides making working with the DOM easier, it also makes it easy to create some simple visual effects. jQuery effects are built-in methods that allow you to animate, show, hide, or transition elements in a webpage. When used correctly, jQuery effects can: Therefore, it is important to focus on effects that improve user experience and…
Previously, we looked at how you might work with the DOM by using some of the various methods that jQuery provides to you to modify the DOM. Let’s look at a simple example where we will add content to the DOM, and then manipulate it further. So we’ll start off with something simple, our HTML…
We’ve already seen some basic DOM manipulation with previous examples. Things like adding a class when the DOM is ready, or updating the text of a button based upon events that the user creates as they use the page. However, these are simple, and we can do so much more. First however, let’s talk about…
HTML had an issue years ago. If you wanted to update part of a page, you had to reload everything. Think about things like Twitter/X, Instagram, etc. Imagine having to reload everything instead of just a part of your feed? It would slow your experience down, and cost a lot of money in transmission costs….
We’ve already seen one event that we’ve used with jQuery – $(document).ready(), however, there are a lot more events that we can work with. What is an Event? An event is something that happens within an application. When we talk about Event Driven Programming, we often are talking about Desktop GUI applications, but we don’t…
When you first start with jQuery, you will probably run into something that looks like this: So let’s break this down, because we’ve seen most of it already. First $. This is actually a legal variable in JavaScript. jQuery isn’t the only who uses it, but it’s most commonly associated with them. You can also…
Since jQuery is a JavaScript library, you will need to use a script tag to load it in. Loading It Local If you host your own server, you can download a copy from jQuery’s website, and then add it to a script tag to find on your server. Note: You must have a server. Most…
Understanding how a JavaScript engine works is fundamental to grasping the performance and behavior of JavaScript code, both in the browser and on the server side with Node.js. Especially if you are looking for performance enhancements of your code. However, this may be a bit more than is needed for simple applications, where you only…
