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ServiceNow Application Development

You're reading from   ServiceNow Application Development Transform the way you build apps for enterprises

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Product type Paperback
Published in Sep 2017
Publisher Packt
ISBN-13 9781787128712
Length 408 pages
Edition 1st Edition
Languages
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Author (1):
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Sagar Gupta Sagar Gupta
Author Profile Icon Sagar Gupta
Sagar Gupta
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Toc

Table of Contents (15) Chapters Close

Preface 1. Introduction to ServiceNow FREE CHAPTER 2. User Administration 3. Data Management 4. Application Scopes 5. Modules, Forms, and Views 6. Introduction to ServiceNow Scripting 7. Client-Side Scripting 8. Server-Side Scripting 9. Jelly Scripting 10. Events and Notifications 11. Workflow Development 12. Debugging in ServiceNow 13. Advanced Database Features 14. Job Scheduling and Data Export-Import

Client scripts


Let us create a client script - our first client-side script. A client script is JavaScript code that is associated with a table and is executed when the form loads, a field value changes, or on form submit.

The type property of the client script controls how and when the client script code is executed. The following types of client script can be created:

  • onLoad: The code is executed when the form is rendered on the client browser.
  • onChange: The code is executed when the selected form field's value is changed. For the onChange type, we also need to specify a form field (column) along with the table.
  • onSubmit: The code is executed when the form is submitted.
  • onCellEdit: This type of client script is executed in the list module page. It is executed when the field is modified using the quick cell edit feature of the list grid by double-clicking on a cell.

To create a client script, open Studio and click on the Create Application File button. In the Create Application File wizard, select...

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