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

Moving and inserting elements revisited

Over the course of the coming examples, we will build a flexible sorting mechanism that works on each of the columns. To do this, we will use the jQuery DOM manipulation methods to insert some new elements and move other existing elements to new positions within the DOM. We will start with the most straightforward piece of the puzzle--linking the table headers.

Adding links around existing text

We'd like to turn the table headers into links that sort the data by their respective columns. We can use jQuery's .wrapInner() method to add them; we recall from Chapter 5, Manipulating the DOM, that .wrapInner() places a new element (in this case an <a> element) inside the matched element, but around child elements:

$(() => {
  const $headers = $('#t-1')
    .find('thead th')

    .wrapInner($('<a/>').attr('href', '#'))

Listing 12.1

We skipped the first <th> element of each table (using ...