The JavaScript becomes more complex as multiple form fields work in tandem.
As you’ve seen in past examples, to avoid errors you need to create warnings or alerts so clients will enter the correct information.
Text boxes are not the only field item that alerts or choices can be applied to. You can also use radio buttons.
Note
If you want to work along in this lesson or review the final result, download the Chapter 11 files from www.apress.com/9781484228920 . The file with the label “Start” is the file without ...