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Chapter 3. Scripting Basics > Control Structure

Control Structure

Control structure—like all the other words and phrases that you’ve encountered so far that have made you think, “What the heck is that?”—is just as simple to understand when explained in plain English.

When creating dynamic web applications, there are two types of code you program: code that always executes and code that conditionally executes. Control structure deals with the latter. It deals with controlling the flow of code that executes based on conditions.


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