Introduction

Report Studio is a web-based tool and the reports designed in Cognos Report Studio are accessed through a web browser. This allows us to do certain web page specific things; for example, embedding our own HTML code or JavaScripts.

Often, business users need certain functionality which is not naturally available in Cognos Report Studio. Hence, a new area has evolved over the period in the Cognos Report Studio developer's world—that is Javascripting.

With JavaScript, we can do certain manipulations on the objects used for prompt pages. Please note that this was not officially introduced in initial Cognos documentation. However, lately many such techniques were published on the Cognos website itself.

In this chapter, we will see some recipes that will teach you very useful and commonly required functionalities achieved using JavaScripts. All these recipes are valid for Cognos versions 8.3 and 8.4. These versions are quite recent and most organisations will be moving on to 8.3/8.4...