Re: Beginner Tutorials for using CLASSES in PHP4

On 10/9/07, Robert Cummings <robert@interjinn.com> wrote: > > Why would I use an interface? :) because inheritance is not always optimal. What's the problem that's outlined? I'm too lazy to go and look :| /** * CI_BASE - For PHP 4 * * This file is used only when CodeIgniter is being run under PHP 4. * * In order to allow CI to work under PHP 4 we had to make the Loader class * the parent of the Controller Base class. It's the only way we can * enable functions like $this->load->library('email') to instantiate * classes that can then be used within controllers as $this->email->send() * * PHP 4 also has trouble referencing the CI super object within application * constructors since objects do not exist until the class is fully * instantiated. Basically PHP 4 sucks... * * Since PHP 5 doesn't suffer from this problem so we load one of * two files based on the version of PHP being run. * * @package CodeIgniter * @subpackage codeigniter * @category front-controller * @author Rick Ellis * @link http://www.codeigniter.com/user_guide/ */ -nathan