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PHP and MySQL by Example by Marko Gargenta, Ellie Quigley

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Chapter 2Getting Started

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2.1 The Life Cycle of a Web Page

Before you start learning PHP, it is helpful to understand what makes up a dynamic Web page and how PHP interacts with the other applications involved in the process. Figure 2.1. diagrams the life cycle of a typical Web page.

Figure 2.1 The life cycle of a typical Web page.

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2.1.1 Analysis of a Web Page

The Players

The players in Figure 2.1 represent the applications involved in the life cycle of a Web page. When you start using PHP, it is normally not ...

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