Beginning JavaScript Charts: With jqPlot, d3, and Highcharts

CHAPTER 2

jQuery Basics

In the previous chapter, you learned about the DOM tree and saw how HTML documents are composed of many elements that can be created, modified, and deleted from the initial context. These operations are performed by the browser via JavaScript commands that, as discussed previously, can be executed either at the time of page loading or as a result of events that follow. A JavaScript library that manages all these operations in a simple and well-established manner has been developed for this purpose. This library is jQuery, and it is completely open source. It was created in 2006 by Jon Resig and continues to be improved ...