Mastering Qlik Sense

JavaScript libraries

The cool thing about JavaScript is its vast and versatile ecosystem of open source libraries which can be used and integrated with your existing code base. A JavaScript library is a collection of useful code snippets which can extend your code or greatly simplify your life. jQuery is one of the most prominent libraries, annotated with a $, which allows you to manipulate the DOM much easier on your web page with less code.

Using jQuery, the following example is greatly simplified:

//Classic JS commanddocument.getElementById("greetobject").innerHTML = greeting;//Using jQuery$('greetobject').html(greeting)

JavaScript libraries are very easy to integrate. Usually, they are provided with a *.js file which needs to be included ...