Chapter 5. Working with Arrays
In previous chapters, we introduced you to the data types available to programmers in PHP, such as arrays and strings. While we have covered the basics of using the two types listed, they are in fact extremely powerful and deserve extra attention. Therefore, we will spend this chapter covering them in greater detail, paying attention to how PHP handles these types internally and some of the tricks and traps to avoid.
Over the course of the chapter, we will