Chapter 10. Working with User Sessions
PHP contains numerous functions for managing user sessions, which can be stored in the $_SESSION superglobal. Sessions use techniques built into the PHP language, making the act of saving state as easy as calling a function.In this chapter, you will learn
- What session variables are and how they work
- How to start or resume a session
- How to store variables in a session
- How to destroy a session
- How to unset session variables