Arrays in PHP

Some day I'll get around do writing some stuff on arrays in PHP.  In the meantime, here are some links to another site with some outdated but still quite useful information on arrays in PHP.

• http://www.hypermedic.com/php/arrays1.htm
• http://www.hypermedic.com/php/arrays2.htm
• http://www.hypermedic.com/php/arrays3.htm