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Lesson 17 - Form framework for PHP - ListBox and ComboBox

In the last lesson, Form framework for PHP - CheckBox and TextArea, we added the CheckBox and TextArea controls to our form framework. In today's tutorial, we'll add the ListBox and ComboBox controls.


ListBox controls are absolutely essential to every form framework. They allow users to pick multiple options from a list. A ComboBox works in a similar way, however, the list is displayed as as expandable box so only one option can be selected. Since these two controls are very similar, we'll represent them both with the same class.

Here's the code for it:


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Article description

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In this tutorial, we'll add ListBox and ComboBox controls to our form framework for PHP. These are controls used to enter multiple values.

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Article has been written for you by David Capka Hartinger
The author is a programmer, who likes web technologies and being the lead/chief article writer at He shares his knowledge with the community and is always looking to improve. He believes that anyone can do what they set their mind to.
Unicorn university David learned IT at the Unicorn University - a prestigious college providing education on IT and economics.