Sams Teach Yourself PHP in 24 Hours, Third Edition

Workshop

Quiz

1:	Which function is designed to allow you to set a cookie on a visitor’s browser?
2:	How would you delete a cookie?
3:	Which function could you use to escape a string for inclusion in a query string?
4:	Which element in the $_SERVER array can contain the raw query string?
5:	The name/value pairs submitted as part of a query string will be included in a built-in associative array. What is its name?

Answers

A1:	The setcookie() function enables you to set a cookie (although you could also output a Set-Cookie header using the header() function).
A2:	You can delete a cookie by calling setcookie() with a date that has already passed.
A3:	The urlencode() function translates a string so that it can be included in a query string. ...