In this chapter, we're going to get a basic introduction to scripting in ServiceNow. As with the rest of this book, we assume a basic understanding of the JavaScript scripting language, and basic familiarity with database, programming, and ITIL terminology.
ServiceNow comes in two flavors (otherwise known as editions): Enterprise, and Express. This book is largely focused on ServiceNow enterprise, as that is the more popular and more complex of the two, but most of what you've learned so far about enterprise will translate nicely to the express edition of ServiceNow as well.
That said, it's important to note that in this, and many of the following chapters, we are going to begin focusing on scripting. Scripting is almost completely unsupported in ServiceNow express, so if you're an express user, these next few chapters might not be relevant to your instance.
In this chapter, we're going to learn about:
- When it is appropriate or necessary to employ custom...