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
About the Authors
About the Reviewer
Customer Feedback

Plugin design recommendations

Now that we have examined common ways to extend jQuery and jQuery UI by creating plugins, we can review and supplement what we've learned with a list of recommendations:

  • Protect the dollar ($) alias from potential interference from other libraries by using jQuery instead or passing $ into an IIFE, so that it can be used as a local variable.
  • Whether extending the jQuery object with $.myPlugin or the jQuery prototype with $.fn.myPlugin, add no more than one property to the $ namespace. Additional public methods and properties should be added to the plugin's namespace (for example, $.myPlugin.publicMethod or $.fn.myPlugin.pluginProperty).
  • Provide an object containing default options for the plugin: $.fn.myPlugin.defaults = {size: 'large'}.
  • Allow the plugin user to optionally override any of the default settings for all subsequent calls to the method ($.fn.myPlugin.defaults.size = 'medium';) or for a single call ($('div').myPlugin({size: 'small'});).
  • In most cases when...