In This Chapter
One thing the advanced PHP programmer does better than the beginner is learn to take advantage of the obscure or hard-to-comprehend features of the language. For example, though you already know how to use arrays, you may not have mastered multidimensional arrays: creating them, sorting them, and so on. You have written your own functions by this point but may not understand how to use recursion and static variables. In this chapter, issues like these will be discussed, as well as other beyond-the-basics concepts, like the heredoc syntax and the
sprintf() family of functions. ...