Special Edition Using® Macromedia® Director® MX

Chapter 11. Understanding Variables, Operations, and Lists

In This Chapter
Using Number Variables	288
Using String Variables	295
Constants	302
Comparing Variables	303
Using List Variables	305
Symbols	309
Identifying Variables	311
Troubleshooting	313
Did You Know?	313

Using Number Variables

Data storage in Lingo consists mostly of variables. Variables in Lingo can store any type of value: integers, floating point numbers, strings, or lists. A variable can switch types as easily as it can switch values. So a variable that holds a string one minute can hold a number the next. Let’s look at each value type and what Lingo can do with those types.

You learned how Lingo performs simple math functions in Chapter 3, “Writing Lingo Scripts.” However, there are many more ...