Sams Teach Yourself PHP in 24 Hours, Third Edition

Workshop

Quiz

1:	What keyword would you use to define a class constant?
2:	A static property cannot be changed at runtime. True or false?
3:	Can a static method access normal object properties using the $this pseudo variable?
4:	What built-in method could you implement to catch an attempt to access a nonexistent property?
5:	How would you prevent a method being overridden?
6:	What built-in method will be called when an object is about to be destroyed?
7:	What keyword would you use to send an exception to client code?
8:	What clause would you define to handle a specific exception in client code?
9:	How would you instantiate an abstract class?

Answers

A1:	You would define a class constant with the const keyword: const DJ="John Peel"
A2: ...