ServiceNow: Building Powerful Workflows

Storing data in the session

When a display business rule sets the g_scratchpad variable, the data is transferred to the client for that form. What if you had some data that you'd like to be available on every page?

Rather wonderfully, ServiceNow allows you to add data to the currently logged-in user's session, which is then accessible everywhere, on the client and on the server, at any time.

1. To try this out, go to System Definition > Script - Background, and run the following code in the global scope.:

gs.getSession().putClientData('myData', 'Hello, world!'); 

2. Now, visit another page and open the client-side JavaScript executor by pressing , press Ctrl + Shift + J. Then, run this code:

alert(g_user.getClientData('myData')); 

Once you ...