JavaScript and jQuery

Last week, Sarah delivered the incident management pages to Bob and Brenda for their review, and the initial feedback was positive. The pages performed exceptionally well on mobile devices, earning praise from the staff. However, a new set of challenges emerged as Brenda presented Sarah with a list of requested changes, mainly focused on improving user interactions within the forms. These changes required dynamic field visibility, as well as the ability to make fields mandatory or optional based on user input. Sarah knew that implementing these changes would require JavaScript, a skill she had yet to fully grasp. Thankfully, her experienced friend, Faisal, was ready to offer guidance. In this chapter, Sarah will explore the advice she received and the JavaScript and jQuery code she utilized to fulfill Brenda’s requests.

Sarah will delve into the world of JavaScript and jQuery to implement dynamic form interactions. She will learn how to control field...