A few days ago, a user came into #phphelp on UnderNet wanting to know how to insert an array into a database. A simple enough concept, but how exactly does one look up information on the subject?
Firstly, I'll start off by saying that this technique is only supported in the newest browsers, like Mozilla Firefox. If you've ever gone to a webpage and noticed a little palette appear in the bottom left, this is to switch stylesheets.
File access in PHP is much simpler than people seem to think. It is quite a bit different from a database, yet remarkably similar. As I am hoping to show you through this tutorial, file input and output is a synch once you get the hang of it.
Have you ever seen popular sites that block automated registrations with an image that has some garbled string? These are extremely hard for a computer to read, but they are extremely easy to generate.