IN THIS CHAPTER
Working with ordered collections of data
Simulating multidimensional arrays
Manipulating information stored in an array
If you have not done a lot of programming in the past, the notion of arrays may seem like an advanced topic. But if you ignore their capabilities, you set yourself up for a harder job when implementing many kinds of tasks. Whenever we approach a script, one of our first thoughts is about the data being controlled by the application and whether handling it as an array will offer some shortcuts for creating the document and handling interactivity with the user.