PHP in Action

List of Figures

Chapter 1. PHP and modern software development

Figure 1.1. The cost-of-change curve. If the higher one is typical, agile methods are an attempt to flatten or at least lower it, as suggested by the dotted curve.

Figure 1.2. The “is-a” relationship

Figure 1.3. By analyzing the “is-a” relationship, we can focus on the behavior that is important.

Figure 1.4. In traditional testing, the tests are helpful only after the features have been implemented.

Figure 1.5. In test-driven development, the tests are doing useful work much earlier.

Figure 1.6. How some essential elements of agile development depend on each other.

Chapter 2. Objects in PHP

Figure 2.1. UML class diagram of the MessageView class with attributes, and the related ...