ServiceNow: Building Powerful Workflows

Seeing client-side messages

The alert box is probably the most often used way to display information. It's probably also the worst! It interrupts and distracts the user, and the message isn't stored or logged. In addition, for a user, it can be difficult to cancel multiple invasive popups.

Try not to use alert boxes when you are diagnosing an issue or providing error messages. It can really affect the experience, and users typically don't know what to do with the information if they see it. If you must log on the client, use jslog, which is discussed next.

All modern browsers provide client-side debugging tools. These allow you to see client-side JavaScript errors in a client-side log, and the majority of these tools give you the same variable ...