Program Input and Output
Without input and output, your program might as well be a regular HTML page. When you add input and output, however, your program’s potential will be unlimited. You will be able to collect information from your visitors, ask them questions, and give them a personalized experience that you never could have provided before.
This chapter teaches you the following:
The purpose of input and output
Output as you’ve already seen it
Advanced types of output
Requesting input
Input methods