Managing field requirements with JavaScript and jQuery

JavaScript and jQuery, with their ability to interact with the DOM and manipulate form fields, play a crucial role in achieving and managing form behavior functionality. In this section, we will examine some of the most common requirements for managing field visibility and how to set field requirements.

Controlling field visibility with JavaScript and jQuery

Manipulating field visibility is a common requirement in many applications. With JavaScript and jQuery, Sarah can show or hide fields based on a variety of conditions, such as the value of another field or user roles. In our example, we will add code to manage the visibility of fields in the incident edit basic form.

Showing/hiding a field based on a choice field value

Users have asked Sarah to show and hide injury fields to make it easier to guide the user through what fields need completing. We want the form to display the injury description field if there is...