Book Image

Learning jQuery 3 - Fifth Edition

By : Jonathan Chaffer, Karl Swedberg
Book Image

Learning jQuery 3 - Fifth Edition

By: Jonathan Chaffer, Karl Swedberg

Overview of this book

If you are a web developer and want to create web applications that look good, are efficient, have rich user interfaces, and integrate seamlessly with any backend using AJAX, then this book is the ideal match for you. We’ll show you how you can integrate jQuery 3.0 into your web pages, avoid complex JavaScript code, create brilliant animation effects for your web applications, and create a flawless app. We start by configuring and customising the jQuery environment, and getting hands-on with DOM manipulation. Next, we’ll explore event handling advanced animations, creating optimised user interfaces, and building useful third-party plugins. Also, we'll learn how to integrate jQuery with your favourite back-end framework. Moving on, we’ll learn how the ECMAScript 6 features affect your web development process with jQuery. we’ll discover how to use the newly introduced JavaScript promises and the new animation API in jQuery 3.0 in great detail, along with sample code and examples. By the end of the book, you will be able to successfully create a fully featured and efficient single page web application and leverage all the new features of jQuery 3.0 effectively.
Table of Contents (23 chapters)
Title Page
Credits
About the Authors
About the Reviewer
www.PacktPub.com
Customer Feedback
Dedication
Preface

Creating custom animations


In addition to the prebuilt effect methods, jQuery provides a powerful .animate() method that allows us to create our own custom animations with fine-grained control. The .animate() method comes in two forms. The first takes up to four arguments:

  • An object of style properties and values, which is similar to the .css() argument discussed earlier in this chapter
  • An optional duration, which can be one of the preset strings or a number of milliseconds
  • An optional easing type, which is an option that we will not use now, but which we will discuss in Chapter 11, Advanced Effects
  • An optional callback function, which will be discussed later in this chapter

All together, the four arguments look like this:

.animate(
  { property1: 'value1', property2: 'value2'},  
  duration,
  easing,
  () => { 
    console.log('The animation is finished.'); 
  } 
); 

The second form takes two arguments: an object of properties and an object of options:

.animate({properties}, {options}) 

In this...